Popeye

the streak

as in a mewing streak

haha wordplay now laugh

Crackhead overachiver

miscarried fetus

Little chungus
And make mewtwo named "big chungus"

Bingus

Gas Guzzler

Lil Shi

also resisting the urge to say that mew is considered a pokemon whos gender is unknown and also pokemon are usually referred to with it its pronouns

except for a single npc in a house in pokemon sun and moon who refers to a household pokemon with she her

wokémon

Dorbito

Mr Mogger

DarthMew

shitass