verb

loosen

to loosen, to slacken, to relax

He loosened his tie.

He loosened his tie.

The government will loosen restrictions.

The government will loosen restrictions.

Loosen up, it's just a game.

Loosen up, it's just a game.

((sth.)) to make (sth.) less tight Can you loosen this knot for me?

loosen up to become more relaxed and less serious You need to loosen up a bit.

Synonyms: slacken, relax, ease; Antonyms: tighten, fasten

From the adjective 'loose' plus the verb-forming suffix '-en', meaning 'to make'.

To make something more 'loose', you 'loosen' it. The '-en' suffix often turns adjectives into verbs (e.g., wide -> widen).

This page is designed for learning support. Please use it as a learning reference, not as a formal reference.