proficient

C2+ Topic:Describing Qualities

US /prəˈfɪʃənt/ UK /prəˈfɪʃənt/ See IPA manual

Meanings

1

adj
competent or skilled in doing something

She is proficient at solving complex equations.

Thesaurus

Synonyms

1 adj · competent or skilled in... skilled competent accomplished adept expert capable skillful

Opposites

incompetent inept unskilled incapable

Word family

Derived forms proficientlyproficiency

Related forms proficiency profit efficient

Etymology

From Latin proficiens, present participle of proficere ('to make progress, accomplish'), from pro- ('forward') + facere ('to make, do').

proficere Latin facere Latin

View etymology graph ->

Topics

Describing Qualities Word Formation & Derivatives

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# proficient

**Type:** Word
**Level:** C2+
**Part of speech:** adj
**IPA (US):** /prəˈfɪʃənt/
**IPA (UK):** /prəˈfɪʃənt/

## Meanings
1. competent or skilled in doing something

## Examples
- She is proficient at solving complex equations.

## Synonyms
- skilled
- competent
- accomplished
- adept
- expert
- capable
- skillful

## Antonyms
- incompetent
- inept
- unskilled
- incapable

## Derived Forms
- proficiently
- proficiency

## Related Forms
- proficiency
- profit
- efficient

## Roots and Affixes
- Root: proficere
- Root: facere

## Etymology
From Latin proficiens, present participle of proficere ('to make progress, accomplish'), from pro- ('forward') + facere ('to make, do').

## AI Etymology
Proficient comes from Latin proficiens, present participle of proficere ('to make progress, accomplish'), from pro- ('forward') + facere ('to make, do'). The historical chain includes Latin proficere and Latin facere. The quoted older senses, "to make progress, accomplish", "forward", and "to make, do", supply the semantic anchors for proficient. The formation is best read as compound, participial, and borrowed: the word proficient carries its older form-history into a compact English lexical shape. In present English it is used as a adj, "competent or skilled in doing something". English derivatives include proficiently and proficiency; related English forms include proficiency, profit, and efficient. The result is a adj and noun whose etymology preserves both the older form and the later English specialization.

## Topics
- Describing Qualities
- Word Formation & Derivatives

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proficient

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