Japanese

らす

こらす
Meaning: to strain (eyes, ears); to concentrate
Part of Speech: Verb

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Verb inflections

Form Affirmative Negative
Present 凝らす 凝らさない
Polite 凝らします 凝らしません
Past 凝らした 凝らさなかった
Polite + Past 凝らしました 凝らしませんでした
Te-form 凝らして 凝らさなくて
Potential 凝らせる 凝らせない
Passive 凝らされる 凝らされない
Causative 凝らさせる 凝らさせない
Imperative 凝らせ 凝らすな

Handwriting

凝
ら
す

Example sentences

He strained his eyes in the darkness.
絶世の美女が、紅粉青蛾を凝らして現れた。
A woman of peerless beauty appeared, wearing exquisite makeup.

Usage Notes

Often used with eyes (目を凝らす) or ears (耳を凝らす) to mean straining to perceive something, or with ingenuity (工夫を凝らす).

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