Abbreviations, Acronyms, Initialisms, ...

A11Y
AccessibilitY
AGOA
Ag Gaire Os Ard (Irish Gaelic: laughing out loud)
BTW
By The Way
G11N
GlobalizatioN
GRMA
Go raibh maith agat (Irish Gaelic: thank you)
GNU
Gnu is Not Unix
GPL
Gnu Public License
I18N
InternationalizatioN
IMHO
In My Humble Opinion
IMO
In My Opinion
L10N
LocalizatioN
LOL
Laugh(ing) Out Loud
MILF
Mother I'd Like to Fuck
NSFW
Not Safe For Work
ROFL
Rolling On the Floor Laughing
ROTFL
Rolling On The Floor Laughing
TFR
Tá fáilte romhat (Irish Gaelic: you're welcome)
U7Y
UsabilitY