to wait up for: to wait until late at night without going to bed Examples of TO WAIT UP FOR Would it be terribly rude to wait up for him to chat about his lawn maintenance? He said he waited up for a while, but then fell asleep.

to look up to: to admire, to respect greatly Examples of TO LOOK UP ON Adaptability, diversity and positive thought will lead others to look up to you. Traditionally juries love judges, because they look up to them and respect them.

at heart: basically, fundamentally Examples of AT HEART Do they actually have any interest at heart other than their own self adoration? She had their best interests at heart and acted like a surrogate mother to them.

in case: in order to be prepared if Examples of IN CASE I want to be ready in case ownership decides to increase the rent in the future. He planned to stash it nearby for safety in case of a showdown with authorities.

to tell apart: to distinguish between (also: to pick apart, to tell from) Examples of TO TELL APART Mark and Andy look so alike I can’t tell them apart. I don’t know anything about jazz, so I couldn’t tell any of the songs apart.

no wonder: it’s no surprise that, not surprisingly Examples of NO WONDER No wonder this story of parents and children in explosive crisis won that Oscar. No wonder studies have found that 10% of psoriasis patients contemplate suicide.