Academic Euphemisms

When they say: X What they really mean is: Y

"I'm not clear" : "Your argument/idea makes absolutely no sense"
"rich" : "I can't find a proper set of adjectives to describe this phenomemon/object/process/concept so I'm wimping out by using this catch-all adjective"
"have you seen this research?" -or- "are you aware of X" : "Your work completely replicates existing work"
"I'm considering that opaque." : "I don't understand it, and if I did, I'm too lazy to implement it"