one day

the daytime, during the day / a half day, half of a day

before the day is done

(rare) the first day of the month

all day, throughout the day, sunrise to sunset, all around the clock

I/he/she/they intend(s) to; plan to

intention, purpose, plan / conviction, belief

(dialect, Kyūshū, Ibaraki) head

with the intention of; with the expectation of

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