Gryffindor:

Fights
Hair flips 24/7"How the do I do this?"
Their laughter is S O  L O U DAlways has food stuffed somewhere and will always give you some if you ask"I wonder what will happen if I put hot glue on my hand" "D O N T"
Trustworthy, though sometimes make you fear them

Ravenclaw:

R E A L L Y   T A L L
Always there to help a Hufflepuff, but no one elseDeadly glares when you are acting stupidProtect the puffs!"That's not how you do it"
"Yes, just come to me cause I'm smart. Good game plan"
Sarcastic 24/7

Hufflepuff:

Constantly making body jokes about themselves
Has THE CUTEST LAUGH
The mom friend
Will give you sad looks if you don't eat your lunch
Gives you their animal crackers if you ask politely
"Oh no"
"Will you wait for me?"

Slytherin:

Steals your homework to copy"Forget this"Always gives you a sly look if you look at them, Multiple boyfriends/girlfriends, Calls everyone but their friends a brat, Always curses