to lose sight of; to miss
nonexistent; not being (there); unowned; not had; unique; not; impossible
this area; around here; this point; this much; this extent
to take (someone) with one; to bring along; to go with; to be accompanied by
(what) the heck; (why) in the world; one object; one body; one form; one style
demonstration; protest; (giving a) demo; demonstration; presentation
to weigh on one's mind; to bother one; to be interested (in); to be curious (about); to feel like (doing); to feel inclined to
idiot; moron; trivial matter; folly; stupid; foolish
elder brother; one's senior; older man; man older than oneself
department (in an organization); division; club; part; component; category
filling (up) a hole; filling in (for a gap, vacancy, etc.); stopgap; making up (for a loss, damage, etc.); covering (a deficit); cloze deletion (test format)
to persevere; to persist; to insist that; to stick to (one's opinion); to remain in a place; to stick to one's post