Sindarin 

bregol

adjective. quick, sudden, quick, sudden, [N.] violent, *fierce

Sindarin [LotR/0482; SA/bragol] Group: Eldamo. Published by

bregol

violent

(sudden, fierce), lenited vregol, pl. bregoel. Archaic ✱bregaul.

ascar

violent

  1. ascar (rushing, impetuous), pl. escair. Also spelt asgar (pl. esgair). 2) bregol (sudden, fierce), lenited vregol, pl. bregoel. Archaic *bregaul.

ascar

violent

(rushing, impetuous), pl. escair. Also spelt asgar (pl. esgair).