one day

tooth

every morning

(rare) the first day of the month

磨く: to polish or brush; to improve

(rare) a type of dance in a Noh play, performed by the leading 翁 (okina, “old man”) character

(dialect, Kagoshima) every morning

one day, 24 hours / the daytime, the period from dawn until dusk / (figuratively) a short period of time / one day, someday, an unspecified day / the first day of the month

begin; start; initiate; originate

to start doing / to begin