cool

Cool, originating from chill as in chilling out

Now used in many ways:

Cool - Agreement
Cool - Impressive
Cool - State of being
Cool - Type of person's popularity

Cool - Agreement:
"You go this way and i'll head round the back... yeah?"
"Cool, yeah..."

Cool - Impressive:
"Wow that show was pretty cool"

Cool - State of being:
"How you feeling? Any better?"
"yeah I'm cool, dont worry."

Cool - Type of person's popularity:

"Hey theres those cool kids going for a smoke"