putterer vs dawdler

putterer and dawdler both are nouns.

Word	Noun	Adjective	Verb	Adverb
putterer	Yes	No	No	No
dawdler	Yes	No	No	No

As nouns, dawdler is a hypernym of putterer; that is, dawdler is a word with a broader meaning than putterer:

putterer: a person who putters about
dawdler: someone who takes more time than necessary; someone who lags behind

Other hypernyms of putterer include drone, laggard, lagger, poke, trailer.

putterer (noun)	dawdler (noun)
a person who putters about	someone who takes more time than necessary; someone who lags behind