Paravail
Paravail , adjective
[Old French par aval below; par through (Latin per) + aval down; a- (Latin ad) + val (Latin vallis) a valley. Compare Paramount.]
(Eng. Law) At the bottom; lowest. — Cowell
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.