shealous 

When a person is so jealous but is too shy to do or say anything about it.

Boy at a party.
boy sits down and this girl is all over him.
But another girl see's from a distance and gets shealous.
Girl says/does nothing till later. most likely 2 weeks.to tell him that she was jealous.

shealous by Casey HP May 3, 2009

Shellous

An alternative way of saying "Jealous".

"Christina needs to stop copying me. She's such a shellous cow"

Shellous by just like honey May 14, 2017

Smealous 

Being jealous of something someone else has that smells good.

I was starving when I walked by someone eating and the aroma made me smealous

Smealous by ohmann1 October 26, 2011