mollycoddler vs doer

mollycoddler and doer both are nouns.

Word	Noun	Adjective	Verb	Adverb
mollycoddler	Yes	No	No	No
doer	Yes	No	No	No

As nouns, doer is a hypernym of mollycoddler; that is, doer is a word with a broader meaning than mollycoddler:

Other hypernyms of mollycoddler include actor, worker.

mollycoddler (noun)	doer (noun)
someone who pampers or spoils by excessive indulgence	a person who acts and gets things done