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lunatic

lu·na·tic

lunatic

pronunciation:
lu n tihk
parts of speech:
noun, adjective
features:
Word Parts
part of speech: noun
definition 1: someone who is insane.
synonyms:
madman, madwoman, maniac
similar words:
crackpot, kook, nut case, psychopath
definition 2: someone who acts in a bizarre or wild manner.
synonyms:
crazy, maniac
similar words:
cuckoo, eccentric, kook, loony, nut case, oddball, screwball
 
part of speech: adjective
definition 1: mentally deranged; insane.
synonyms:
cracked, crazy, demented, deranged, insane, loony, mad
similar words:
balmy, batty, cuckoo, daft, loco, maniacal, mental, nutty, psycho, psychotic, schizoid, schizophrenic, sick, touched, unbalanced, unhinged, unsound, unstable
definition 2: of or existing for the insane.
a lunatic asylum
synonyms:
insane
similar words:
loony
definition 3: wild or reckless.
synonyms:
madcap, reckless, wild
similar words:
crazy, deranged, desperate, impractical, insane, irrational, mad
Word Parts
The word lunatic contains the following part:
lun, luni, luna Latin root that means moon