besieging vs beleaguering

besieging and beleaguering both are nouns.

Word	Noun	Adjective	Verb	Adverb
besieging	Yes	No	No	No
beleaguering	Yes	No	No	No

As nouns, besieging and beleaguering are synonyms defined as:

besieging and beleaguering: the action of an armed force that surrounds a fortified place and isolates it while continuing to attack

Other synonyms of besieging include military blockade, siege.

besieging (noun)	beleaguering (noun)
the action of an armed force that surrounds a fortified place and isolates it while continuing to attack	the action of an armed force that surrounds a fortified place and isolates it while continuing to attack