Pair of words that are usually contracted

ARENOT

["Think of two words that often appear together in negative statements but are rarely written out fully in everyday speech."]

This clue hints at two words that often get squished together in speech or informal writing. "Are not" is a common phrase that’s usually shortened to "aren’t," making the uncontracting version the answer. The wordplay relies on recognizing the expanded form of a familiar contraction.