English word sever comes from Latin paro (I prepare, arrange. I provide, furnish. I resolve, purpose.), Latin se- (Separately, astray. Without.)

Detailed word origin of sever

Dictionary entry	Language	Definition
paro	Latin (lat)	I prepare, arrange. I provide, furnish. I resolve, purpose.
se-	Latin (lat)	Separately, astray. Without.
separo	Latin (lat)	I distinguish. I divide. I separate.
*sēperāre	Vulgar Latin (la-vul)
sevrer	Old French (fro)	To separate. To sever (to separate by cutting).
severen	Middle English (enm)
sever	English (eng)	(intransitive) To make a separation or distinction; to distinguish.. (intransitive) To suffer disjunction; to be parted or separated.. (legal) To disunite; to disconnect; to terminate.. (transitive) To cut free.

Words with the same origin as sever