How to say "faculty" in Japanese

• 機能きのうJLPT N3approx.Common
  noun, suru verb, intransitive verbMatched to 'faculty' in the sense of a bodily or mental function, but 機能 really means 'function' or 'facility'. For a person's faculty, 能力 is usually the better choice.
  こんな余計よけいな機能きのうなんでつけたんだろう。↗

  What did they add this needless function for?
• 能力のうりょくJLPT N3approx.Common
  nounThe word for 'faculty' as an ability or capacity, such as a faculty of the mind. Use it when English 'faculty' means someone's power to do, perceive, or reason.
  彼かれはすぐれた能力のうりょくをもっていた。↗

  His talent was of a high order.
• 学部がくぶJLPT N2approx.Common
  nounThe standard word for 'faculty' in the university sense: a division of a university such as its faculty of law. Choose this only for that academic-organizational meaning.
  学部がくぶの選択せんたくで迷まよった。↗

  He was at a loss as to which faculty to choose.
• 教職員きょうしょくいんCommon
  nounCovers 'faculty' in the staff sense — the teaching personnel of a school or university. Use it when referring to the teachers themselves rather than an academic division.
  彼女かのじょは、教職員きょうしょくいんの一人ひとりである。↗

  She is on the teaching staff.
• 部ぶJLPT N1approx.Common
  noun, noun (suffix)Listed for 'faculty', but 部 is really 'department' or 'division' within an organization. It is seldom the word you want for English 'faculty'; 学部 or 教職員 fit better.
  新しんサービスの料金りょうきん設定せっていはマーケティング部ぶが行おこなう。↗

  The marketing department is responsible for pricing new service.

Pick 学部 for a university faculty, 教職員 for the teaching staff, 能力 for a mental or physical ability, and treat 機能 and 部 as marginal matches covering function and department respectively.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• 機能きのうfunction
• 能力のうりょくability
• 学部がくぶfaculty (of a university)
• 教職員きょうしょくいんteaching staff
• 部ぶdepartment (in an organization, company, etc.)
• 教授陣きょうじゅじんfaculty
• ファカルティfaculty
• 力ちからcapability