Verb
to corrugate [ corrugated ; corrugated ]
to undulate {shapes}, [ undulated ; undulated ]
to swell {up}
similar Results
gentleman (n.) , [pl. gentlemen]
coltish (adj.)
shameless (adj.) , [ more shameless ; most shameless]
brazen (adj.)
impudent (adj.) , [ more impudent ; most impudent]