Grammar Rule in 30 Seconds
Use 'however' for general contrast and 'nevertheless' to show that something is true despite a major obstacle.
- Use 'however' like a formal 'but' to show a simple difference. Example: 'I like tea; however, he likes coffee.'
- Use 'nevertheless' for 'despite that' or 'even so.' Example: 'It was raining; nevertheless, we went hiking.'
- Always use a comma after both words when they start a sentence or follow a semicolon.
Overview
but ではないでしょうか。確かに but は非常に便利で万能な言葉ですが、中級（B1レベル）から上級へとステップアップするためには、文脈に応じてより精密な「逆接」や「対照」の表現を使い分ける必要があります。however と nevertheless です。これらは「接続副詞（conjunctive adverbs）」と呼ばれ、前の文と後の文の論理的なつながりを示す役割を果たします。日本語ではどちらも「しかしながら」や「それにもかかわらず」と訳されることが多いですが、英語のネイティブスピーカーはこれらを明確なニュアンスの差で使い分けています。however と nevertheless を正しく使えるようになると、あなたの英語は「単に事実を並べるだけ」の状態から、「論理的な意図を伝える」洗練されたものへと進化します。この記事では、日本人学習者が特につまずきやすいポイントを整理しながら、これら2つの言葉の決定的な違いを徹底解説します。however：対照と限定の「しかし」however は、前の内容に対して「対照的な事実」や「限定的な条件」を付け加えるときに使います。日本語の「しかしながら」「だが一方で」に近いです。ニュアンスとしては比較的ニュートラル（中立的）で、単に「Aという側面があるが、Bという側面もある」と情報を整理する際に使われます。The plan is excellent. However, it is too expensive.
nevertheless：譲歩と驚きの「それにもかかわらず」nevertheless は、however よりもずっと強調度が高く、フォーマルな響きを持ちます。最大の特徴は、「前の状況から予想される結果とは逆のことが起きた」という意外性や、困難を乗り越えたという不屈の精神が含まれる点です。日本語では「それにもかかわらず」「あえて」といった強いニュアンスになります。The team was exhausted. Nevertheless, they kept working until midnight.
however や nevertheless はあくまで「副詞」です。ここが最大のポイントです。日本語では「雨が降ったが、外に出た」と一文で言えますが、英語で however を使う場合は、文を一度切るか、セミコロン（;）で区切る必要があります。この「文法的な独立性」が、日本語話者が英語を書く際にミスを連発する原因となっています。however や nevertheless は文を繋ぐ「接続詞（and, but, so など）」ではないため、カンマ（,）だけで2つの文を繋ぐことはできません。これをやってしまうと「コンマ・スプライス」という重大な文法ミスになります。However や Nevertheless の直後には必ずカンマを置きます。[文1]. However, [文2].The exam was difficult. Nevertheless, he passed with high marks.
[文1]; however, [文2].I understand your point; however, I cannot agree with your conclusion.
however でよく使われるテクニックです。[主語], however, [述語]...The results, however, were not what we expected.
however の例 | nevertheless の例 |However, the price is high. | Nevertheless, we will proceed. |It is small; however, it is powerful. | He failed; nevertheless, he tried again. |The cost, however, is a problem. | The task, nevertheless, was finished. (非常に硬い) |however を使うべき場面（日常〜ビジネス全般）- 1対照的な事実を述べるとき
- 電車の通勤中：
The express train is faster. However, it is always crowded.（急行は早いが、いつも混んでいる。）
- 1提案に対する部分的な否定（クッション言葉として）
- 就活や会議：
Your idea is creative. However, we need to consider the budget.（あなたのアイデアは独創的です。しかし、予算を考慮する必要があります。）
- 1議論の方向転換
We have discussed the pros. However, let's look at the cons.（メリットを議論してきましたが、今度はデメリットを見てみましょう。）
nevertheless を使うべき場面（フォーマル・強調）- 1強い逆境や困難があるとき
- 会社でのトラブル：
The market is declining. Nevertheless, our sales remain strong.（市場は衰退している。それにもかかわらず、当社の売上は好調を維持している。）
- 1「あえて」という意志を示すとき
- お花見の計画：
It was very cold. Nevertheless, we enjoyed the cherry blossoms.（とても寒かった。それにもかかわらず、私たちは桜を楽しんだ。）
- 1学術論文や公式なスピーチ
- 論理の強固さを示す際に好んで使われます。
The data was limited. Nevertheless, the findings are significant.（データは限られていたが、それにもかかわらず、知見は重要である。）
- 間違い:
I like coffee, however I prefer tea. - 正解:
I like coffee. However, I prefer tea.またはI like coffee; however, I prefer tea.
however は接続詞（but）ではなく「副詞」です。副詞には文と文を接着する力はありません。日本語の「が」は接続助詞なので繋げますが、英語の接続副詞は「独立した一文の修飾語」であることを忘れないでください。but と however の重複使用- 間違い:
But, however, we decided to go. - 正解:
However, we decided to go.
but を文頭に置いてカンマを打つのも、厳密な書き言葉では避けるべきとされています（But, we... は避ける）。nevertheless の過剰使用- 間違い（不自然）:
I was hungry. Nevertheless, I ate a snack. - 正解:
I was hungry. So, I ate a snack.（逆接ですらない） - 修正:
I was on a diet. Nevertheless, I ate a big piece of cake.
nevertheless は「驚き」や「逆境」を伴います。単なる逆接や、当たり前の因果関係には使いません。日常の些細なことに使うと、非常に大げさで不自然な響きになります。but | 接続詞 | 最も一般的。カジュアルからビジネスまで。カンマ1つで文を繋げる。 |however | 接続副詞 | but よりフォーマル。対照や限定を示す。文法的な配置に注意が必要。 |nevertheless | 接続副詞 | 非常にフォーマル。「それにもかかわらず」という強い譲歩・驚き。 |nonetheless | 接続副詞 | nevertheless とほぼ同じ。若干 nonetheless の方が「程度」に焦点を当てる傾向があるが、入れ替え可能。 |although | 接続詞 | 「〜だけれども」。従属節を作る（Although it was raining, ...）。文の後半に情報を置く however とは構造が逆。 |but vs howeverbut は文の途中で「A, but B」と勢いよく繋ぎますが、however は「A. (一呼吸置いて) However, B」と、論理の転換を予告するような重みがあります。ビジネスメールで相手の意見に反対するとき、いきなり but を使うと少し攻撃的に聞こえることがありますが、however を使うと「一歩引いた客観的な視点」を演出でき、丁寧な印象を与えます。However を置くのは良くないと聞いたことがありますが、本当ですか？However, は完全に許容されており、むしろ非常に一般的です。安心して使ってください。ただし、その後のカンマを忘れないようにしましょう。nevertheless と nonetheless はどう使い分けますか？nevertheless の方が頻出度が高く、nonetheless は「（前の事柄が）それほど重要ではないにせよ」というニュアンスがわずかに含まれることがありますが、学習段階では同じものと考えて差し支えありません。however を文の最後に置くことはできますか？The weather was bad. We went out, however. という形です。これは少し口語的で、「（言ってみたものの）やっぱりね」という後付けのニュアンスが出ます。ただし、B1〜B2レベルのライティングでは、文頭か文中に置く方が論理構成が明確になり、推奨されます。However を使ってもいいですか？However は少し「硬い」言葉です。友達とのLINEやカジュアルな会話では but や though（文末に置く）を使う方が自然です。However や Nevertheless は、レポート、プレゼン、ビジネスメールなど、「論理的な整合性」が求められる場面でこそ輝く言葉だと覚えておきましょう。however と nevertheless の使い分けができるようになると、あなたの英語の論理性はぐっと高まります。まずは、日記や仕事のメールで but を however に置き換えるところから始めてみてください。そして、「驚きの結果」を伝えたいときには、ぜひ nevertheless を使って、ドラマチックな論理展開に挑戦してみましょう。頑張ってください（Keep it up!）Punctuation Patterns for Contrast Adverbs
| Position | Punctuation Before | Punctuation After | Example |
|---|---|---|---|
|
Start of Sentence
|
None (Capitalized)
|
Comma (,)
|
However, it rained.
|
|
Middle (Semicolon)
|
Semicolon (;)
|
Comma (,)
|
It rained; however, we went.
|
|
Middle (Parenthetical)
|
Comma (,)
|
Comma (,)
|
It rained. We, however, went.
|
|
End of Sentence
|
Comma (,)
|
Period (.)
|
It rained. We went, however.
|
Meanings
These are transition words used to connect two ideas that contrast or contradict each other. They help the reader navigate a change in direction in the logic of a sentence.
General Contrast (However)
Used to introduce a statement that contrasts with or contradicts something that has been said previously.
“The hotel was expensive. However, the service was poor.”
“I wanted to go to the party; however, I had too much work.”
Concession/Persistence (Nevertheless)
Used to say that something happens or is true despite something else that might have prevented it.
“The news was devastating; nevertheless, she remained calm.”
“He had very little experience. Nevertheless, he got the job.”
Degree/Manner (However + Adj/Adv)
Used to mean 'to whatever degree' or 'in whatever way.'
“However hard I try, I can't solve this puzzle.”
“You can dress however you like for the dinner.”
Reference Table
| 特徴 | However | Nevertheless |
|---|---|---|
|
意味
|
しかしながら、一方で
|
それにもかかわらず
|
|
フォーマル度
|
中立的（ビジネスや論文で一般的）
|
非常にフォーマル・文学的
|
|
強調
|
標準的な対比
|
驚きや強い意志を伴う対比
|
|
主な使用場面
|
仕事のメール、エッセイ、丁寧な会話
|
演説、学術論文、ドラマチックな表現
|
|
句読点（文の間）
|
`; however,` または `. However,`
|
`; nevertheless,` または `. Nevertheless,`
|
|
入れ替え可能？
|
nevertheless の代わりになる
|
対比が強い時だけ however と交代可
|
|
類義語
|
`But`, `on the other hand`
|
`Nonetheless`, `despite that`
|
フォーマル度スペクトル
I am exhausted; nevertheless, I shall continue my duties. (Work ethic)
I'm tired; however, I'm going to keep working. (Work ethic)
I'm beat, but I'm gonna keep going. (Work ethic)
I'm dead, but I'm still grinding. (Work ethic)
However vs. Nevertheless: 概念マップ
標準的な対比
- However Neutral, all-purpose
強い・驚きの対比
- Nevertheless Formal, emphatic, 'despite that'
句読点のルール
- ; word, Semicolon before, comma after
- . Word, Period before, comma after
However と Nevertheless の比較
逆接の言葉を選ぼう
2つの完全な文をつなげていますか？
その対比は驚きやドラマチックなものですか？
文脈が鍵
'However' を使う場面
- • 仕事のメール
- • 学術的なエッセイ
- • 丁寧な反対意見
- • 日常的な会話
'Nevertheless' を使う場面
- • 公式な演説
- • 法的文書
- • 文学的な物語
- • ドラマチックな強調
レベル別の例文
I like tea. However, I do not like coffee.
The car is red. However, the bike is blue.
It is sunny. However, it is cold.
I am tired. However, I am happy.
The movie was long. However, it was very interesting.
She studied hard. However, she failed the exam.
I want to buy a phone. However, I don't have money.
He is a good player. However, he is not in the team.
The weather was terrible; nevertheless, we decided to go for a walk.
The salary is low; however, the benefits are excellent.
I forgot my umbrella; nevertheless, I didn't get very wet.
The restaurant was crowded; however, we found a table quickly.
The economy is struggling. Nevertheless, consumer spending remains high.
The new law is controversial; however, it is expected to pass.
The project was over budget. Nevertheless, the client was satisfied.
He knew the risks were high; however, he chose to invest anyway.
The evidence was circumstantial; nevertheless, the jury returned a guilty verdict.
The theory is widely accepted. However, several recent studies have challenged its core premises.
The author's prose is dense; nevertheless, the narrative remains deeply compelling.
However much we might wish otherwise, the situation is unlikely to improve soon.
The treaty was flawed in its inception; nevertheless, it provided a necessary framework for peace.
The protagonist's actions are morally ambiguous; however, they are consistent with his established character arc.
There are significant logistical hurdles to overcome; nevertheless, the strategic imperative remains unchanged.
However one views the ethical implications, the technological progress is undeniable.
間違えやすい
Learners often use 'however' as a conjunction to join two clauses in one sentence.
Learners confuse contrast with cause-and-effect.
Using both in the same sentence or using 'however' too informally.
よくある間違い
I like cats, however, I don't like dogs.
I like cats. However, I don't like dogs.
However I am tired.
However, I am tired.
I am tired but however I will go.
I am tired; however, I will go.
I like however tea.
However, I like tea.
The car is blue; nevertheless the bike is red.
The car is blue; however, the bike is red.
He is tall, nevertheless, he is slow.
He is tall; nevertheless, he is slow.
I am nevertheless happy.
Nevertheless, I am happy.
Nevertheless hard I try, I fail.
However hard I try, I fail.
The team lost, however they played well.
The team lost; however, they played well.
It was raining; nevertheless, we stayed home.
It was raining; therefore, we stayed home.
The project was a failure, nevertheless.
The project was, nevertheless, a failure.
However the results are, we must continue.
Whatever the results are, we must continue.
He was ill; nonetheless, he went to work.
He was ill; nevertheless, he went to work.
文型パターン
[Positive Statement]; however, [Negative Statement].
[Difficult Situation]; nevertheless, [Successful Action].
However [Adjective] [Subject] [Verb], [Result].
[Statement]. [Subject], however, [Verb].
Real World Usage
I have never worked in sales; however, I have five years of experience in customer service.
I'm so tired. However, I'll still come to your party!
The initial hypothesis was rejected; nevertheless, the data provided valuable insights.
The stock market fell today. However, analysts expect a recovery tomorrow.
The flight is delayed; however, your connection is still guaranteed.
The movie was 3 hours long. However, the ending was worth it! #movies
迷ったら However を使おう
I like tea; however, I prefer coffee.
コンマの使い方に注意！
説得力を高める Nevertheless
The cost is high. Nevertheless, the benefits are worth it.
自然な響きにするには？
Smart Tips
Check if it's joining two full sentences. If it is, change that comma to a semicolon or a period.
Move 'however' to the middle of the sentence, surrounded by commas.
Use 'nevertheless' instead of 'but' to emphasize your strength and persistence.
Remember that you don't need a comma immediately after 'however' in this specific structure.
発音
Word Stress
In 'however', the stress is on the second syllable: how-EV-er. In 'nevertheless', the primary stress is on the last syllable: nev-er-the-LESS.
The 'th' in Nevertheless
The 'th' is voiced, like in 'the' or 'this.'
The Contrast Pause
I am tired [pause] however [pause] I will go.
The pauses (represented by commas in writing) emphasize the change in direction.
暗記しよう
記憶術
NEVER-THE-LESS means the first fact makes the second fact 'Never the less' true.
視覚的連想
Imagine a giant wall (the problem). 'However' is walking around the wall to see what's on the other side. 'Nevertheless' is smashing through the wall to keep going.
Rhyme
When things are different, 'however' is clever. When you keep going despite it, 'nevertheless' is better.
Story
A runner was exhausted and his legs were shaking. He saw the finish line far away. However, he didn't stop. The rain began to pour; nevertheless, he pushed forward and won the race.
Word Web
チャレンジ
Write two sentences about your day. Use 'however' in the first and 'nevertheless' in the second. Ensure your punctuation is perfect!
文化メモ
British speakers often use 'however' at the very end of a sentence in spoken English more frequently than Americans.
In university essays, 'nevertheless' is highly valued as it shows the ability to handle complex, conflicting data.
Using 'however' instead of 'but' in emails is a quick way to sound more professional and less aggressive when delivering bad news.
'However' comes from 'how' + 'ever' (14th century). 'Nevertheless' comes from the Middle English 'never the lesse' (13th century).
会話のきっかけ
What is a city you visited that had bad weather? However, did you still enjoy it?
Tell me about a time you were very tired; nevertheless, you finished a difficult task.
Do you prefer working from home or in an office? However, what is one thing you dislike about your choice?
Some people say social media is bad for society. Nevertheless, what are some benefits?
日記のテーマ
よくある間違い
Test Yourself
however が最適です。however の前にはセミコロン、後ろにはコンマが必要です。nevertheless がベストです。Score: /3
練習問題
8 exercisesThe team played poorly; ________, they managed to win the game.
I love the ocean. ________, I am afraid of sharks.
Find and fix the mistake:
I am tired, however, I will help you.
It was very cold, but he didn't wear a coat.
You can use 'nevertheless' to mean 'no matter how' (e.g., 'Nevertheless hard I try').
A: Did you finish the marathon? B: My knee was hurting badly; ________, I crossed the finish line.
Sort these from most informal to most formal.
Match the pairs.
Score: /8
Practice Bank
13 exercisesI'm trying to eat healthier; ___, that slice of cake looks delicious.
The company is losing money, nevertheless the CEO got a bonus.
正しい文を選んでください：
「その車は古いです。しかしながら、完璧に走ります。」を英語に訳してください。
単語を並べ替えて文を作ってください：
単語とフォーマル度を一致させてください：
She doesn't speak Japanese. ___, she is moving to Tokyo next year.
最も自然な文を選んでください：
The book is required reading nevertheless I find it boring.
The restaurant is always crowded. ___ the food is just average.
単語を並べ替えてください：
「警告サインは明確でした。それにもかかわらず、彼は旅を続けました。」を英語に訳してください。
文の前半と後半を一致させてください：
Score: /13
よくある質問 (8)
Yes, absolutely! It is very common in formal writing. Just make sure to put a comma after it: `However, the results were different.`
There is virtually no difference. They are synonyms and can be used interchangeably. `Nonetheless` is slightly more common in American English, but both are very formal.
Not always. If you are in a job interview or giving a presentation, `however` sounds more professional. In a cafe with friends, `but` is more natural.
Because `however` is an adverb, not a conjunction. A semicolon acts like a 'soft period' that allows the adverb to connect two independent thoughts without creating a run-on sentence.
It is rare. Usually, we use `anyway` or `regardless` at the end of a sentence in casual speech, or `however` in formal speech. `He was tired but went anyway.`
Yes, it is spelled as one single word. Do not put spaces between 'never', 'the', and 'less'.
Yes! For example: `However you look at it, it's a bad deal.` In this case, it doesn't mean 'but.'
Try using alternatives like `yet`, `on the other hand`, `conversely`, or `despite this.` Variety makes your writing more interesting!
Scaffolded Practice
1
2
3
4
Mastery Progress
Needs Practice
Improving
Strong
Mastered
In Other Languages
Sin embargo / No obstante
English punctuation is much stricter for these words than Spanish.
Cependant / Néanmoins
The usage is almost identical, making it easy for French learners.
Jedoch / Dennoch
German word order (V2) changes when these words start a sentence, whereas English does not.
Shikashi / Soredemo
Japanese transitions often start the sentence and don't require the complex semicolon rules of English.
Lakin / Ma'a dhalik
Arabic often uses 'wa' (and) before these transitions, which English does not.
Danshi / Jin'guan
Chinese often uses a 'paired' structure (Although... yet...), whereas English uses only one transition.
Learning Path
Prerequisites
関連動画
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