matchless, peerless, unparalleled, unrivalled (used attributively)

Kyūjitai form of 無双: unparalleled

waterless

heartburn / strong disgust

(obsolete) The hentaigana syllable that is used to represent wo in old Japanese text.

insect radical (at left)

work done for free, unpaid work, uncompensated work / work done in vain, work with no favorable end result

to work for free, to work without pay or other compensation / to work in vain, to work with no favorable end result

(archaic, grammar) any word that declines or conjugates / (archaic, grammar) more specifically, a verb

everything