swan vs maunder

swan is a noun but maunder is not a noun.

Word	Noun	Adjective	Verb	Adverb
swan	Yes	No	Yes	No
maunder	No	No	Yes	No

As verbs, maunder is a hyponym of swan; that is, maunder is a word with a more specific, narrower meaning than swan:

swan: move about aimlessly or without any destination, often in search of food or employment
maunder: wander aimlessly

Other hyponyms of swan include gad, gallivant, jazz around.

swan (noun)	maunder (noun)
stately heavy-bodied aquatic bird with very long neck and usually white plumage as adult

swan (verb)	maunder (verb)
to declare or affirm solemnly and formally as true	talk indistinctly; usually in a low voice
move about aimlessly or without any destination, often in search of food or employment	speak (about unimportant matters) rapidly and incessantly
sweep majestically	wander aimlessly