Italian word riposo comes from Latin re-, Latin pausare

Detailed word origin of riposo

Dictionary entry	Language	Definition
re-	Latin (lat)	Again; prefix added to various words to indicate an action being done again, or like the other usages indicated above under English.. Back, backwards.
pausare	Latin (lat)
repauso	Latin (lat)	(intransitive) I lay at rest, quiet, nourish.. I am at rest, I rest completely, repose.
riposare	Italian (ita)	(intransitive) to rest, to have a rest, to take a rest, to sleep, to stand. (intransitive) to rest, to lie, to be buried. (transitive) to rest (transitive) to place back, to put back, to lay down again.
riposo	Italian (ita)	(military) standing at ease. Rest, repose, break. Retirement. Sleep, rest.

Words with the same origin as riposo