1. to be stumped, to be at a loss, to be at one's wits' end, to be nonplussed

adjectival nouns or quasi-adjectives (keiyodoshi) noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru intransitive verb

2. to be fed up, to be tired (of), to be unable to bear, to be annoyed

intransitive verb adjectival nouns or quasi-adjectives (keiyodoshi) noun or participle which takes the aux. verb suru noun (common) (futsuumeishi)