lurk vs skulk

lurk and skulk both are verbs.

Word	Noun	Adjective	Verb	Adverb
lurk	No	No	Yes	No
skulk	No	No	Yes	No

As verbs, lurk and skulk are synonyms defined as:

lurk and skulk: lie in wait, lie in ambush, behave in a sneaky and secretive manner

lurk (verb)	skulk (verb)
wait in hiding to attack	move furtively
to monitor a web forum or similar without making your presence pubilc	avoid responsibilities and duties, e.g., by pretending to be ill
be about a place without any apparent purpose	lie in wait, lie in ambush, behave in a sneaky and secretive manner
lie in wait, lie in ambush, behave in a sneaky and secretive manner