yech
"Yech" is a word people use when something is disgusting and grosses you out. Its not overly gross that'll cause you to heave but to the point that you really want to walk away.
"Yech, that frog is disgusting"
yech
When your friends fucks up miserably when typing the word "heck"
Friend: "yech yeahhh"
You: Dude what the fuck
Friend: Sorry, I really fucked that up
You: Dude what the fuck
Friend: Sorry, I really fucked that up