you know what?

: the one or ones being addressed — compare thee, thou, ye, your, yours

: one

: to perceive directly : have direct cognition of

: to have understanding of

: to recognize the nature of : discern

: knowledge

used as an interrogative expressing inquiry about the identity, nature, or value of an object or matter

often used to ask for repetition of an utterance or part of an utterance not properly heard or understood

: who

: why

: in what respect : how

used as an interrogative expressing inquiry about the identity, nature, or value of a person, object, or matter

: how remarkable or striking for good or bad qualities

: whatever