I know one way to find out. Sniff this.
The Big Bang Theory Season 9, Episode 18
And I watched you SNIFF Joe's
hair when he wasn't looking.
The Big Bang Theory Season 12, Episode 16
We mustn't let her SNIFF out any trouble.
Game of Thrones Season 5, Episode 4
if instead of talking we could
just SNIFF each other's butts?"
The Big Bang Theory Season 7, Episode 12
SNIFF that business?
I don't think so.
The Big Bang Theory Season 12, Episode 10