English to English

pertinacity

(,p/[@]/r't/-/n/&/s/I/t/i/ )

persistent determination
tekun tekad
Synonym:
doggedness, perseverance, persistence, persistency, tenaciousness, tenacity

source: wordnet30
The quality or state of being pertinacious; obstinacy; perseverance; persistency.
kualiti atau keadaan menjadi keras kepala; kedegilan; ketekunan; persistency.
source: webster1913