first-year student; first-grade student, freshman / (botany) annual / beginner, inexperienced

master sergeant

one ship or boat

a piece of news; tidings; information

a male given name

Used other than figuratively or idiomatically: see 一, 発. / doing something only once / (baseball, informal) home run

A solar year, the time it takes the Earth to complete one revolution of the Sun (between 365.24 and 365.26 days depending on the point of reference)

task; (doing a) bit of work / difficult task; hard work

(slang) the only choice, the one possible option

a male given name