Ninjawitch 

Stunningly beautiful if you can see them pat their cloak of spelling big words. Myla=ninjawitch.

That’s a ninjawitch for sure

Ninjawitch by Hahahah100130003 May 13, 2021

ninjabitch 

A girl who seems sweet and loveable and awesome when you start dating her, but turns out to be a bitch later, particularly by cheating on you.

"So, how are things going with you and Lisa?"

"Oh, we broke up man. She turned out to be a complete ninjabitch-- She fucked my best friend and didn't tell me for three months."

ninjabitch by Pebble January 17, 2006

ninjabitch 

(adjective/verb/noun/everything) like a muvvabitch, but with ninja like stealth qualities about them . or, just as a slang term for anything

1.'improvisin' like a ninjabitch',
2'i'm gunna ninjabitch you in the teeth'

ninjabitch by seonaid May 10, 2006