get behind vs dawdle

get behind and dawdle both are verbs.

Word	Noun	Adjective	Verb	Adverb
get behind	No	No	Yes	No
dawdle	No	No	Yes	No

As verbs, dawdle is a hypernym of get behind; that is, dawdle is a word with a broader meaning than get behind:

get behind: to lag or linger behind
dawdle: hang (back) or fall (behind) in movement, progress, development, etc.

Other hypernyms of get behind include fall back, fall behind, lag.

get behind (verb)	dawdle (verb)
to lag or linger behind	take one's time; proceed slowly
	hang (back) or fall (behind) in movement, progress, development, etc.
	waste time