いずれか

いずれか
pronoun
one or the other; either; whichever
1. one or the other; either; whichever
A formal pronoun used to select one item from a set of options, meaning 'one of' or 'either one.' More literary than どれか or どちらか, and commonly found in written documents and official instructions.
いずれかを(えら)べ。
Choose one or the other.
いずれかの方法(ほうほう)(もう)()んでください。
Please apply using one of the methods.
この問題(もんだい)にはいずれかの条件(じょうけん)()たす必要(ひつよう)がある。
You need to meet one or the other of the conditions for this problem.

A formal pronoun meaning "one of" or "either one" from a set of options. More literary and formal than どれか or どちらか. Often used in written documents, contracts, and official instructions.

COMMON PATTERNS:

  • いずれかの + noun: one of the ~
  • いずれかを(えら)ぶ: to choose one or the other
  • いずれかに該当(がいとう)する: to fall under one of

SIMILAR WORDS:

  • どれか — which one (casual, general)
  • どちらか — one of two (polite but less formal than いずれか)
  • いずれも — all of them; every one (contrasts with いずれか which selects one)