If someone does not shirk their responsibility or duty, they do what they have a responsibility to do.
We in the Congress can't shirk our responsibility. [VERB noun]
The Government will not shirk from considering the need for further action. [VERB + from]
Also
VERB]Synonyms: dodge, avoid, evade, get out of
shirker Word forms: shirkers countable noun They know I'm not a shirker.
Synonyms: slacker, piker [Australian, New Zealand, slang], dodger, shirk