importance, consequence, significance

two, 2 / second

(grammar) a verbal conjugation class consisting of five alternating bases: -a, -i, -u, -e, and -o

(Classical Japanese grammar) a verbal conjugation class consisting of four alternating bases: -a, -i, -u, and -e

(linguistics, uncommon) trigrade conjugation / (informal) 3-step process

the Japanese language

(grammar) Short for 下二段活用 (shimo nidan katsuyō): lower bigrade conjugation

(linear algebra) upper triangular matrix

Alternative spelling of お手上げ: throwing up one's hands: giving up, quitting

(mahjong) drawing the winning tile off the dead wall after declaring a 槓 (kan, “kong”), worth 1 翻 (han, “double”)