since people now say mean or hurtful things in place of what they actually want to say like
lame, retarted, or even gay here are some words you can use instead:
absurd,
addled,
anserine,
asinine,
beef-witted,
beetle-headed,
besotted,
blockish,
bovine,
brutish,
clod,
cloddish,
comatose,
crass,
cretinous,
dazed,
dense,
dimwitted,
dizzy,
doltish,
dopey,
dull,
dumb,
dumbbell,
dunce,
fat-witted,
fatuous,
foolish,
footless,
foppish,
hebetate,
humdrum,
ignorant

and if you want other words you can just go to http://thesaurus.reference.com/