proficient
adjectiveBand 7
UKprəˈfɪʃnt
USprɑːˈfɪʃənt
Competent or skilled in doing or using something.

She is proficient in three languages.
Employers expect graduates to be proficient with common software.
Remember it
From Latin proficere, “to advance,” proficient people have advanced skill in something.
Watch out
proficient at Englishproficient in English
For a language or subject, use 'in'.
Goes with
Similar and opposite
- Similar
- skilledadeptcompetentaccomplished
- Opposite
- incompetentineptunskilled
Word family
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