切れない

きれない

Suffix, adjective (keiyoushi), word usually written using kana alone

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切っても切れないきってもきれない

inseparable (esp. bond, relationship); inextricable; joined at the hip; integral; essential; cannot be broken (cut, separated); indissoluble

切っては切れないきってはきれない

inseparable

疲れ切るつかれきる

to be exhausted; to be tired out; to be worn out

手が切れるてがきれる

to break off with (e.g. one's lover)

頭が切れるあたまがきれる

to be sharp; to be keen; to be on the ball; to have a mind like a steel trap; to be clever