Japanese More information Kanji in this term ... Kanji in this term 矮 性 わいHyōgai せいGrade: 5 on'yomi Close More information Alternative spelling ... Alternative spelling わい性 Close Pronunciation IPA(key): [β̞a̠ise̞ː] Noun 矮(わい)性(せい) • (waisei) dwarfism (attributively) miniature Korean More information Hanja in this term ...Hanja in this term矮性Close Noun 矮性 • (waeseong) (hangeul 왜성) hanja form? of 왜성 (“dwarfism; miniature”) Wikiwand - on Seamless Wikipedia browsing. On steroids.