反る|そるsoru[1]atamadaka (head-high)

Common
Definitions
  1. godan verb, intransitive verbto warp; to curve; to arch; to bend
  2. godan verb, intransitive verbto bend backward (body or body part, e.g. fingers)
Conjugation
Dictionary form反る(そる)
Polite (masu)反ります(そります)
Negative (nai)反らない(そらない)
polite (masen)反りません(そりません)
classical zu / nu反らず・反らぬ(そらず・そらぬ)
Past (ta)反った(そった)
polite (mashita)反りました(そりました)
Past negative (nakatta)反らなかった(そらなかった)
polite (masen deshita)反りませんでした(そりませんでした)
Te form反って(そって)
Potential反れる(それる)
Passive反られる(そられる)
Causative反らせる(そらせる)
Causative passive反らせられる・反らされる(そらせられる・そらされる)
Conditional (ba)反れば(それば)
tara反ったら(そったら)
Volitional反ろう(そろう)
polite (mashou)反りましょう(そりましょう)
Imperative反れ(それ)

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

Transitive / intransitive pair
intransitive反るそる⇄transitive反らすそらす
板いたが反そる
反る describes a thing itself becoming warped or curved (板が反る), while 反らす describes an agent deliberately bending or warping something (板を反らす).

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

Synonyms & antonyms
  • Related湾曲わんきょくWrittenWritten, technical term for bending into an arc, with the focus on shape; 「反る」 stresses warping backward or outward.
  • RelatedカーブNeutralLoanword for a curve or bend, such as a turn in the road, and for a curveball in baseball; the focus is on the curved line itself.
  • Related反らすそらすNeutralTransitive counterpart: to bend the body or an object backward, as in 「胸を反らす」.
  • Related反らせるそらせるNeutralTransitive verb with the same sense as 「反らす」: to bend the body or an object backward, as in 「体を反らせる」.
  • Relatedそっくり返るそっくりかえるNeutralTo lean back with the chest puffed out, often with a proud or arrogant air, as in 「ふんぞり返る」.

Use 「反る」 for a board warping or the body bending back, as in 「板が反る」「体が反る」. To make something bend back, use 「反らす」 or 「反らせる」; for bending into an arc, 「湾曲」; for a proud chest-out pose, 「そっくり返る」.

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

Japanese definitions
  1. (平ひらたいものが)曲まがる
  2. (身体しんたいが本来ほんらいとは逆ぎゃくの方向ほうこうに)曲まがる。
  3. (身体しんたいを本来ほんらいとは逆ぎゃくの方向ほうこうに)曲まげる。
  4. (軌道きどうなどから)はずれる
Kanji in this word
English equivalents

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