How to say "vary" in Japanese

Choosing the right word
  • 違うちがうJLPT N5approx.Common
    godan verb, intransitive verbThe plain word for saying that things are different: it covers 'vary' only in the static sense of differing from one another, not the sense of something changing over time.
    その点てんでは私は君きみと意見いけんが違ちがう。↗
    I differ from you on that point.
  • 変わるかわるJLPT N4approx.Common
    godan verb, intransitive verbCovers intransitive 'vary': something itself changes or is altered, whether over time or from case to case. Typical when saying that prices, conditions or plans vary.
    私のE-mailアドレスが変かわりました。↗
    My e-mail address has been changed.
  • 変えるかえるJLPT N4approx.Common
    ichidan verb, transitive verbThe transitive verb: someone changes, alters or varies something. It matches 'vary' only in that active sense, as in varying a routine; for things that vary by themselves it is not the word.
    なんで彼かれは考かんがえを変かえたのか。↗
    What made him change his mind?
  • 異なることなるJLPT N3approx.Common
    godan verb, intransitive verbCovers 'vary' as 'differ': things are not the same from case to case, as with results or opinions that vary. It can also mean 'to disagree', people holding different views.
    彼かれらの意見いけんは私のとは異ことなっている。↗
    Their opinions differ from mine.

Use 「違う」 or 「異なる」 when things simply differ from one another, 「変わる」 when something itself changes or varies over time or from case to case, and 「変える」 when someone changes or varies something.

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

Japanese equivalents
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JLPT vocabulary levels are community estimates, not official (no official lists have been published since the 2010 revision).

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