Word to describe "everyday things"
"Quotidian" is a good word, although it may be a little too highbrow.
quo·tid·i·an /kwōˈtidēən/ adjective -Google
Of or occurring every day; daily. Ordinary or everyday, especially when mundane.
routine:
noun 1. a customary or regular course of procedure. 2. commonplace tasks, chores, or duties as must be done regularly or at specified intervals; typical or everyday activity: the routine of an office. 3. regular, unvarying, habitual, unimaginative, or rote procedure.