thralldom vs servitude

thralldom and servitude both are nouns.

Word	Noun	Adjective	Verb	Adverb
thralldom	Yes	No	No	No
servitude	Yes	No	No	No

As nouns, servitude is a hyponym of thralldom; that is, servitude is a word with a more specific, narrower meaning than thralldom:

thralldom: the state of being under the control of another person
servitude: state of subjection to an owner or master or forced labor imposed as punishment

Other hyponyms of thralldom include bonded labor, serfdom, serfhood, vassalage.

thralldom (noun)	servitude (noun)
the state of being under the control of another person	state of subjection to an owner or master or forced labor imposed as punishment