shammer vs malingerer

shammer and malingerer both are nouns.

Word	Noun	Adjective	Verb	Adverb
shammer	Yes	No	No	No
malingerer	Yes	No	No	No

As nouns, shammer and malingerer are synonyms defined as:

shammer and malingerer: someone shirking their duty by feigning illness or incapacity

Other synonyms of shammer include skulker.

shammer (noun)	malingerer (noun)
a person who makes deceitful pretenses	someone shirking their duty by feigning illness or incapacity
someone shirking their duty by feigning illness or incapacity