出典:Wiktionary
出典:『Wiktionary』 (2025/12/20 18:10 UTC 版)
From proficient or its etymon, Latin prōficiēns (present participle of prōficiō), + -ency.
proficiency (countable and uncountable, plural proficiencies)
![]()
| ・Proficiency | |
| ・Crustacea | |
| ・posting date | |
| ・eggcorn | |
| ・communicator | |
| ・winking | |
| ・Dangler | |
| ・Rigel | |
| ・peert | |
| ・Barnas |