Question 1

What does "liven up" mean?

Accepted Answer

To make a social event, atmosphere, or place more exciting and enjoyable.

Question 2

How do you use "liven up" in a sentence?

Accepted Answer

The DJ finally arrived and really livened up the party.

Question 3

Is "liven up" formal or informal?

Accepted Answer

"liven up" is informal — used mainly in casual conversation. Can be used both transitively ('liven the party up') and intransitively ('the party livened up'). Very common in British English for describing social events, presentations, or cooking. The transitive form often takes the preposition 'with'.

liven up

Plus avec "up"