servitude vs thralldom

servitude and thralldom both are nouns.

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

As nouns, thralldom is a hypernym of servitude; that is, thralldom is a word with a broader meaning than servitude:

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

Other hypernyms of servitude include bondage, slavery, thraldom, thrall.

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