a line of text / (mathematics) a row of a matrix / (calligraphy) Abbreviation of 行書 (“semi-cursive script”).

same

magistrate in feudal Japan

nothing / nothingness / none / nil / not

Xuanwu (Chinese Taoist god) / the Black Tortoise, literally "Black Warrior" (one of the Four Symbols, who keeps watch in the north).

fifty-fifty

extracurricular activities; club activities / school club

a line feed (On a typewriter, the action of the carriage roller to push the page up one or more lines, often simultaneously with executing a carriage return)

iris (flower) / short for 菖蒲襲 (sōbugasane): a style of kimono layering consisting of a blue outer layer and a light pink inner layer, traditionally worn in the month of May

not, non-, un-