Lying by Omission

when master chief leaves outkey pieces of information on purpose to deceive or give misconception

"So technically, I stole it, dropped it in the lost and found, picked it back up from the lost and found so if anyone asks, I can say I got it from the lost and found without lying"

"See, that's called Lying by Omission and that's still lying."

I did a murder on you

A nice way to respectfully say "I ripped out your internal organs"

"Hey, Bob, I did a murder on you... Why aren't you responding?"