合図・相図|あいずaizu[1]atamadaka (head-high)

JLPT N3approx.Common
Which spelling to use
合図合図 is the most common and most standard written form; use it as the usual choice when writing this word.
相図相図 is a rarely used kanji-only variant; beginners should not choose it by default when writing this word.
Definitions
  1. noun, suru verb, transitive verb, intransitive verbsign; signal; cue
    すぐにゴーの合図あいずをしてください。↗
    Give us the sign to go soon.
Conjugation
Dictionary form合図する(あいずする)
Polite (masu)合図します(あいずします)
Negative (nai)合図しない(あいずしない)
polite (masen)合図しません(あいずしません)
classical zu / nu合図せず・合図せぬ(あいずせず・あいずせぬ)
Past (ta)合図した(あいずした)
polite (mashita)合図しました(あいずしました)
Past negative (nakatta)合図しなかった(あいずしなかった)
polite (masen deshita)合図しませんでした(あいずしませんでした)
Te form合図して(あいずして)
Potential合図できる(あいずできる)
Passive合図される(あいずされる)
Causative合図させる(あいずさせる)
Causative passive合図させられる(あいずさせられる)
Conditional (ba)合図すれば(あいずすれば)
tara合図したら(あいずしたら)
Volitional合図しよう(あいずしよう)
polite (mashou)合図しましょう(あいずしましょう)
Imperative合図しろ(あいずしろ)

Common forms generated by rule; see the senses for honorific or irregular usage.

Synonyms & antonyms
  • Synonym信号しんごうNeutralSignals or traffic lights, as in 「信号を守る」; leans toward systematic, mechanical signals.
  • SynonymサインNeutralLoanword for a secret sign, an indication, or a signature, as in 「サインを出す」; very common in speech.
  • SynonymシグナルNeutralLoanword for a signal — actual ones from traffic lights or equipment, or figurative ones like 「体からのシグナル」; 「合図」 is mostly person to person.
  • Related身振りみぶりNeutralBody movements that convey meaning; the focus is on the movement itself, not necessarily an agreed-upon signal.
  • Related手振りてぶりNeutralMovements of the hands; most often seen in the set phrase 「身振り手振り」.
  • RelatedジェスチャーNeutralLoanword for hand gestures; also used for posing or putting on an act, with a performative feel.
  • Related前触れまえぶれNeutralAn omen or advance notice, as in 「地震の前触れ」; the emphasis is on signs that come beforehand.
  • Related手真似てまねNeutralMiming something with your hands to get it across, as in 「手真似で伝える」.

Use 「合図」 for signalling someone with a gesture, sound, or glance — prearranged or on the spot. Traffic signals are 「信号」, signs or indications 「サイン」, gestures 「ジェスチャー」, and omens 「前触れ」.

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

Japanese definitions
  1. 何なんかを知しらせるために決きまった形かたちをとって見みせること、または聞きかせること。
  2. 前まえもって取り決とりきめてあること。約束事やくそくごと。
Kanji in this word
English equivalents

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

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