in on

in one's own right

in one case

in one ear

in other words

in part

in particular

in passing

in perpetuity

in person

in place

in point of fact

in principle

in private

in public

in reality

in return

in secret

in short

in short order

in situ

in so far

in someone's way

in spades

in spite of appearance

in stages

in stride

in tandem

in that

in the adjacent apartment