仮

In a sentence

• この結論は仮のものです。

  This conclusion is provisional.

  Here, '仮' is used as an adjective meaning 'provisional' or 'temporary', describing the nature of the conclusion as not yet final.

• 仮にそれが事実だとしたら、どうしますか？

  What would you do if we assume that it is true?

  In this sentence, '仮に' is used as an adverb meaning 'supposing' or 'assuming', introducing a hypothetical scenario.

• 仮面の裏に隠れる彼の本心を知りたい。

  I want to know his true feelings hidden behind the mask.

  Here, '仮面' combines '仮', meaning 'temporary or false', with '面', meaning 'face', to refer to a 'mask', suggesting something worn to conceal true identity.