Word Network: off guard

Caring for things: 'Look after'

prepositions

B1

Existential 'There' (There is / There are)

sentence_structure

B2

Help! — Emergency & Survival Phrases

expressions_patterns

A0

Negative Reported Commands: Not to... (Reported Speech)

passive_reported

B1

Passive Voice: Present Perfect (Has been done)

passive_reported

B1

catch someone off guard

Surprise someone unexpectedly

B2

on ones guard

cautious and watchful, ready for danger

Watch over someone/something

Protect and supervise

B1

on the alert

ready and watchful for danger or trouble

under the nose of

In the immediate presence of someone, often without them noticing.

close up

Shut or seal something completely

B1