Where does “quiescency” come from?

quiescency (English) comes from Latin quiescentia, from Latin quiēscēns, from Latin quiēscō, from Latin quiēs, from Proto-Italic kʷiētis, from Proto-Indo-European kʷyéh₁tis, from Proto-Indo-European kʷyeh₁- — to rest; rest, peace.

quiescency (English): Quiescence: the state of being quiescent, or at...

Definitions

Quiescence: the state of being quiescent, or at...

Ancestry of “quiescency”, step by step

Step	Language	Word	Meaning
1	Latin	quiescentia	rest, quiet; nominative neuter plural of...
2	Latin	quiēscēns	resting, sleeping, reposing
3	Latin	quiēscō	to rest, sleep, repose
4	Latin	quiēs	the rest of sleep, repose
5	Proto-Italic	kʷiētis	—
6	Proto-Indo-European	kʷyéh₁tis	—
7	Proto-Indo-European	kʷyeh₁-	to rest; rest, peace

Every word from Proto-Indo-European kʷyeh₁- →Every word from Proto-Indo-European kʷyéh₁tis →Every word from Proto-Italic kʷiētis →