Webster's Revised Unabridged Dictionary · 1913

Vernaculous

Vernaculous , adjective

[Latin vernaculus. See Vernacular.]

1.
Vernacular. [Obsolete] — Sir T. Browne
2.
Scoffing; scurrilous. [A Latinism. Obsolete]
Subject to the petulancy of every vernaculous orator. — B. Jonson