語源origin of a word; derivation of a word; etymology
Noun
俗layman (esp. as opposed to a Buddhist monk); laity; man of the world; the world; local manners; modern customs; common; popular; vulgar; low
Noun
解solution (of an equation, inequality, etc.); root (e.g. of a polynomial); solution (to a given problem); answer; explanation; interpretation
Noun