im not 100% sure if this is what you are asking, but if you want to know the meaning of the prefix "quad," then i can help: Quad means "Four"
ex: a QUADrilateral, is a shape with FOUR sides a QUADriplegic is someone who had paralysis of all FOUR limbs.
quadranglequadruple
quail quake quite quad qua quot quay
irrelplaceable, ireesponsible. sorry, thats all i can think of :(
Marine, maritime, mariner... erm thats about it that i can think of!!
squad
Quad ,
Quad
quadrilateral
Jello stupid of course! thats right, jello starts with an O now
quad wot start up after jumping it off a carbattery
Quadrilateral Quadrangle
has it goty spark