1) 膨ふくらす Parts 膨ら す #99,147 Inflections of 膨らす Class Godan verb Stem Inflected ending ✕ Link copied! ふくらす [0] Meaning Shirabe Godan verb Transitive verb Rare to expand; to inflate See also: 膨らます (ふくらます) Kanji 膨 ボウ swell, get fat, thick Forms 膨らす#99,147膨ふくらす脹らす#189,254脹ふくらすふくらすふくらす