pale vs pallid

pale is a noun but pallid is not a noun.

Word	Noun	Adjective	Verb	Adverb
pale	Yes	Yes	Yes	No
pallid	No	Yes	No	No

As adjectives, pale and pallid are synonyms defined as:

pale and pallid: abnormally deficient in color as suggesting physical or emotional distress

Other synonyms of pale include wan.

As adjectives, pale and pallid are synonyms defined as:

As adjectives, pale and pallid are synonyms defined as:

pale and pallid: (of light) lacking in intensity or brightness; dim or feeble

Other synonyms of pale include sick, wan.

pale (noun)	pallid (noun)
a wooden strip forming part of a fence

pale (adjective)	pallid (adjective)
abnormally deficient in color as suggesting physical or emotional distress	abnormally deficient in color as suggesting physical or emotional distress
lacking in vitality or interest or effectiveness	lacking in vitality or interest or effectiveness
very light colored; highly diluted with white	(of light) lacking in intensity or brightness; dim or feeble
not full or rich
(of light) lacking in intensity or brightness; dim or feeble

pale (verb)	pallid (verb)
turn pale, as if in fear