いすく 居竦まる Show inflections LinksSentence search for 居竦まるSentence search for いすくまるSentence search for 居すくまるKanji details for 居 and 竦Edit in JMdict Godan verb with 'ru' ending, Intransitive verb1. to be unable to move while seated (because of fear, surprise, etc.)Rare termOther forms居すくまる 【いすくまる】 Discussions Log in to talk about this word.