～口

入口はどこですか。

Where is the entrance?

Basic use of the noun 入口 with the topic marker は and the question word どこ.

出口はあそこです。

The exit is over there.

Using 出口 as the topic of the sentence to indicate location.

ここが入口です。

This is the entrance.

Using the subject marker が to emphasize that 'this specific place' is the entrance.

出口から出てください。

Please go out from the exit.

Using the particle から to indicate the starting point of the action 'to exit'.

入口で待ちます。

I will wait at the entrance.

Using the particle で to indicate the location where the action of waiting takes place.

あのドアが入口です。

That door is the entrance.

Equating a specific object (door) with the function (entrance).

出口がわかりません。

I don't know where the exit is.

Using the potential/understanding verb わかる with the subject marker が.

入口を開けてください。

Please open the entrance.

Using the object marker を with the transitive verb 開ける.

東口で会いましょう。

Let's meet at the east exit.

Using the volitional form ましょう to make a suggestion.

南口はどちらですか。

Which way is the south exit?

Using the polite directional question word どちら.

西口の近くにいます。

I am near the west exit.

Using the particle の to link nouns indicating relative location.

北口からバスに乗ります。

I will take the bus from the north exit.

Using から for the starting point and に for boarding a vehicle.

カレーは甘口が好きです。

I like mild/sweet curry.

Using 甘口 as a noun to describe a preference.

辛口の日本酒をください。

Please give me dry sake.

Using の to modify the noun 日本酒 with the descriptor 辛口.

窓口で聞いてください。

Please ask at the counter.

Using で to indicate the location of the action 'to ask/inquire'.

中央口を出て右に行きます。

Go out the central exit and go right.

Using the te-form of the verb 出る to connect sequential actions.

改札口で待っています。

I am waiting at the ticket gate.

Using the present continuous form ています to indicate an ongoing state.

非常口を確認してください。

Please check the emergency exit.

Using the formal verb 確認する (to confirm/check).

銀行の窓口は３時に閉まります。

The bank windows close at 3 o'clock.

Using the intransitive verb 閉まる to describe a state change.

人の悪口を言ってはいけません。

You must not speak ill of people.

Using the grammar pattern てはいけません to express prohibition.

彼はいつも陰口を叩く。

He is always talking behind people's backs.

Using the specific collocation 陰口を叩く (to talk behind someone's back).

このワインは少し辛口ですね。

This wine is a little dry, isn't it?

Using the sentence-ending particle ね to seek agreement.

登山口まで車で行けますか。

Can we go to the trailhead by car?

Using the potential form 行ける to ask about possibility.

出入り口を塞がないでください。

Please do not block the doorway.

Using the negative request form ないでください.

良い就職の口が見つかりました。

I found a good job opening.

Using the metaphorical phrase 就職の口 for an employment opportunity.

彼の映画に対する評価はいつも辛口だ。

His reviews of movies are always harsh.

Using 辛口 metaphorically to mean strict or harsh criticism.

相談窓口に電話して聞いてみよう。

Let's try calling the consultation desk and asking.

Using the volitional form + と思う/しよう to express an intention to try something.

事件の解決の糸口が見つかった。

A clue to solving the case has been found.

Using the metaphorical word 糸口 (clue/beginning).

彼女は甘口の言葉で人を騙す。

She deceives people with sweet words.

Using 甘口 metaphorically to mean flattering or deceptive speech.

非常口の前に物を置くのは消防法違反です。

Placing objects in front of the emergency exit is a violation of the Fire Service Act.

Using nominalization (置くのは) to make a statement about a rule.

新しい働き口を探さなければならない。

I have to look for a new place of employment.

Using the obligation grammar pattern なければならない.

駅の南口は再開発で大きく変わった。

The south exit of the station has changed greatly due to redevelopment.

Using で to indicate the cause or reason (redevelopment).

社長の口利きで、その契約は成立した。

Through the president's mediation, the contract was concluded.

Using the advanced noun 口利き (mediation/influence).

この小説は、当時の社会問題を知るための良い糸口となる。

This novel serves as a good entry point for understanding the social issues of that time.

Using 糸口 metaphorically as an 'entry point' or 'clue' to understanding.

彼は辛口の評論家として広く知られている。

He is widely known as a harsh critic.

Using として to indicate a role or capacity.

火山の火口付近は立ち入り禁止となっている。

The area near the volcano's crater is off-limits.

Using the specialized vocabulary 火口 (crater/mouth of a volcano).

交渉の窓口を一本化することで、混乱を避けた。

By unifying the point of contact for negotiations, confusion was avoided.

Using 窓口 metaphorically as a 'point of contact' in a business context.

陰口を叩かれる筋合いはない。

I have no reason to be talked about behind my back.

Using the passive form 叩かれる with the strong expression 筋合いはない (no reason/right).

トンネルの坑口から冷たい風が吹き出してきた。

A cold wind blew out from the entrance of the tunnel.

Using the highly specific architectural/engineering term 坑口 (tunnel/mine entrance).

その発言が、思わぬ災いの糸口となった。

That remark became the trigger for an unexpected disaster.

Using 糸口 to mean the beginning or trigger of a negative event.

河口付近の生態系は、潮の満ち引きに大きく影響される。

The ecosystem near the river mouth is greatly influenced by the ebb and flow of the tide.

Using the geographical term 河口 (river mouth/estuary).

銃口を向けられた時の恐怖は、筆舌に尽くしがたい。

The terror of having a gun muzzle pointed at you is indescribable.

Using the specific term 銃口 (muzzle) and the advanced expression 筆舌に尽くしがたい (indescribable).

彼は巧みな口車に乗せて、高齢者から資金を騙し取った。

He tricked the elderly out of their funds by taking them for a ride with his smooth talk.

Using the related idiom 口車に乗せる (to cajole/deceive with smooth talk).

湾口に防波堤を建設する計画が持ち上がっている。

A plan to build a breakwater at the mouth of the bay has been proposed.

Using the specialized maritime term 湾口 (mouth of a bay).

異文化理解の入り口として、言語学習は極めて有効な手段である。

As a gateway to understanding different cultures, language learning is an extremely effective method.

Using 入り口 in a highly abstract, academic sense as a 'gateway' to a concept.

その政治家は、汚職事件の口封じのために暗躍したと噂されている。

It is rumored that the politician maneuvered behind the scenes to silence witnesses regarding the corruption scandal.

Using the related term 口封じ (silencing/hush money).

瓶の口が欠けているので、怪我をしないように注意してください。

The mouth of the bottle is chipped, so please be careful not to injure yourself.

Using 口 to refer to the literal opening of a container.

彼の辛辣な批評は、時に悪口雑言の域に達することがある。

His bitter criticism sometimes reaches the level of abusive language.

Using the four-character idiom (yojijukugo) 悪口雑言 (abusive language/profanity).