Heehoo

A positive response exclamation. Usually used when excited about a fixation or interest. Also can be used to express loss of mind or confusion.

Oh my god! I won my competition! Heehoo!
I’m so lost in this maze heehoo

Silly goose

Someone who acts really weird, dumb or goofy. Usually refers to stupid people

Tabatha is so dumb. She’s such a silly goose
Jared is a silly goose because he’s so weird

quackawhacker

Someone who is a little crazy and silly

Damn! That hottie’s a quackawhacker.