She formed many lasting 'friendships' [=she made and kept many friends] during her time in college.
They have a long-standing 'friendship'. [=they have been friends for a long time]
He was encouraged by the 'friendship' his coworkers showed him.
(..) and made a huge mistake last night. We should've never slept together. It's what ruins friendships. You can't ruin a friendship with sex. That's like trying to ruin ice cream with chocolate sprinkles. Come here. Just listen to me. (..)2011 TvShow: The Big Bang Theory Title: The Skank Reflex Analysis Season: 5 Episode 1