Origin: 1625–35; < L
pervicāc-, s. of
pervicāx stubborn, willful (
per- per- +
vic-, var. s. of
vincere to conquer (
see victor ) +
-āx adj. suffix denoting tendency or ability) +
-ious 
Related forms: per⋅vi⋅ca⋅cious⋅ly, adverb
per⋅vi⋅ca⋅cious⋅ness, noun
[pur-vi-key-shuh