one day

(rare) the first day of the month

(opening of a letter) Forgive me for dispensing with the preliminaries, but I hasten to inform you that...

effective / valid / available

effectiveness / validity / availability / (judo) yuko, the points awarded for a type of move in a judo match or the judge's call of yuko

to use / to employ / to make use of, to apply / to spend

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

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend