shirking vs dodging

shirking and dodging both are nouns.

Word	Noun	Adjective	Verb	Adverb
shirking	Yes	No	No	No
dodging	Yes	No	No	No

As nouns, dodging is a hypernym of shirking; that is, dodging is a word with a broader meaning than shirking:

shirking: the evasion of work or duty
dodging: nonperformance of something distasteful (as by deceit or trickery) that you are supposed to do

Other hypernyms of shirking include escape, evasion.

shirking (noun)	dodging (noun)
the evasion of work or duty	nonperformance of something distasteful (as by deceit or trickery) that you are supposed to do
	deliberately avoiding; keeping away from or preventing from happening
	a statement that evades the question by cleverness or trickery