abbreviation
acronym
architecture
background
blackboard
business
chalk
computer
concept
converting
definition
different
drawing
editing
editor
education
expand
format
free
freeform
ghimp
gimp
gnu
graphics
hand
image
learn
manipulation
number
open source
operating
phrase
program
raster
release
retouching
specialize
support
system
task
teaching
term
text
unix
use
word