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

(colloquial) current boyfriend

junior college (vocationally oriented two- or three-year post-secondary education institution)

a private university

everything

(historical) University of Tokyo from 1886 to 1897

(historical) universities of the Empire of Japan

candied sweet potato