The rest (remainder) of the day is "le reste de la journée" in French. The rest (pause, restful moment) is "le repos".
rest from shopping in French is: reste des boutiques
to rest is 'se reposer' in French. I'm resting is 'je me repose'.
le repos
to get some rest is "prendre un peu de repos, / se reposer" in French.
'on this day' in french is 'ce jour-là'
Mon restaurant (pronounce mon rest-oh-ron)
prendre du repos
repose en paix
Per day is 'par jour' in French.
To say, "Will you go out with me one day?" in French you say: Sortirez-vous avec moi un jour ?
you say "jour" for day
le cabinet, les toilettes