അർത്ഥം : Stubbornly unyielding.
ഉദാഹരണം :
Dogged persistence.
Dour determination.
The most vocal and pertinacious of all the critics.
A mind not gifted to discover truth but tenacious to hold it.
Men tenacious of opinion.
പര്യായപദങ്ങൾ : dour, persistent, pertinacious, tenacious, unyielding