emotion is the feeling or thoughts and behavior of someone. emoticon is the facical expression.
=) happy
=( sad
;) wink with a smile
=() sleepy
;&) happy with big nose
:<() nervous
:@) very happy
:x( introuble
=/ depressed
:-----{ upsett
A acronym is a word formed from the initial letters of the several words in the name
BBL- BE BACK LATER
IDC- I DONT CARE
TTYL- TALK TO YOU LATER
NVM- NEVERMIND
WBU- WHAT ABOUT YOU
ILY- I LOVE YOU
G2G- GOT TO GO
NM- NOT MUCH
BRB- BE RIGHT BACK
IDM- IT DONT MATTER