fill in
— phrasal verb with fill uk/fɪl/us/fɪl/verb
to do someone else's work for them because they cannot or will not do it themselves:
She will fill in for him while he's at the conference.
I'm not her regular secretary - I'm just filling in.
Thesaurus: synonyms and related words
Replacing and exchanging
- alternate
- alternatively
- bargain sth away
- change over
- change places idiom
- fill
- part exchange
- pinch-hit
- pre-empt
- proxy
- refill
- rep
- represent
- reserve
- sit
- succeed
- succession
- supersede
- supplant
- swap
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