adjective Old English Law.
being below or inferior to all others; specifically, being a tenant of one who holds land of another who is also a tenant: a tenant paravail.
Origin of paravail
1525–35; < Old French par aval down (of direction, position), equivalent to par through, by (see per-) + aval, a val down < Latin ad vallem literally, to the valley
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019