If you aren't dating anyone at the moment, just pretend you are.
I'd say the cutest thing she does is since she's originally from Honduras, she speaks Spanish really fast when she gets mad at me; I haven't the slightest idea what she's saying, but I think it's just absolutely adorable.
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Whenever he wakes me up with tickles and a kiss on the forehead. The only thing that I hate that I find really adorable is when we are arguing and he makes me laugh, :/ I can never stay mad or win that way.