As adjectives the difference between clueless and lunatic
is that clueless is lacking knowledge or understanding; uninformed while lunatic is crazed, mad, insane, demented.
As a noun lunatic is
an insane person.
clueless
English
Adjective
(
en adjective)
Lacking knowledge or understanding; uninformed.
Synonyms
* See also
* See also
Antonyms
* clueful
* informed
Derived terms
* cluelessly
* cluelessness
lunatic
English
Synonyms
* (l)
* See also
Synonyms
* crazed, insane, mad, demented, maniacal, psychotic, crazed; see also