The Collaborative International Dictionary
Paravail
Paravail \Par`a*vail"\, a. [OF. par aval below; par through (L.
per) + aval down; a- (L. ad) + val (L. vallis) a valley. Cf.
Paramount.] (Eng. Law)
At the bottom; lowest.
--Cowell.
Note: In feudal law, the tenant paravail is the lowest tenant
of the fee, or he who is immediate tenant to one who
holds over of another.
--Wharton.
Wiktionary
paravail
a. At the bottom; lowest