adjectival nouns or quasi-adjectives (keiyodoshi)noun (common) (futsuumeishi) strange;unconventional;eccentric;novel

noun (common) (futsuumeishi) mathematics odd;odd number

Ki

Kino

Kusushi

expressions (phrasesGodan verb with 'u' ending to make a display of one's originality (eccentricity);to deliberately act oddly (e.g. to get attention)