Synonyms of proficiency

proficiency

noun

prə-ˈfi-shən(t)-sē 

1

as in mastery

a highly developed skill in or knowledge of something

surprised by his proficiency at the game after only the briefest explanation of the rules

Synonyms & Similar Words

• mastery
• experience
• IQ
• mastership
• command
• expertise
• fluency
• facility
• practice
• virtuosity
• literacy
• skill(s)
• familiarity
• acquaintance
• intimacy
• know-how
• hang

Antonyms & Near Antonyms

• incompetence
• incompetency
• ignorance
• illiteracy
• unfamiliarity

2

as in skills

knowledge gained by actually doing or living through something

acquired proficiency at golf through long hours of practice

Synonyms & Similar Words

• skills
• experience
• expertise
• chops
• know-how
• savvy
• background
• mastery
• moxie
• familiarity
• acquaintance
• intimacy
• conversance
• command

Antonyms & Near Antonyms

• inexperience
• ignorance
• unfamiliarity
• unawareness

Example Sentences

Recent Examples of proficiency

This includes warp and weft knitting, dyeing, digital, flat-bed and heat-transfer printing, stentering and finishing proficiencies. — Arthur Zaczkiewicz, Footwear News, 9 Oct. 2026

In a study of Babbel users by researchers at Yale University, 100% improved their oral proficiency in three months. — Stackcommerce Team, PC Magazine, 8 Oct. 2026

In the scene, Simon’s family speaks Kreyòl — although to varying degrees of proficiency — and the camera lingers on the Haitian feast presented on the table. — Leah Asmelash, CNN Money, 4 Oct. 2026

After five consecutive seasons in the NHL’s top eight in power-play proficiency, the Avs slipped all the way to 27th last year. — Corey Masisak, Denver Post, 2 Oct. 2026