Dogged

a.	1.	Sullen; morose. The sulky spite of a temper naturally dogged. - Sir W. Scott.
	2.	Sullenly obstinate; obstinately determined or persistent; as, dogged resolution; dogged work; dogged pursuit.

Adj.

1.

dogged - stubbornly unyielding; "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"- T.S.Eliot; "men tenacious of opinion" Synonyms: bulldog, dour, pertinacious, tenacious, unyielding

adamant, assiduous, badgered, baited, balking, balky, bedeviled, beset, bigoted, bugged, bulldogged, bulletheaded, bullheaded, bullyragged, case-hardened, chivied, constant, continuing, deviled, diligent, dogmatic, enduring, faithful, fanatic, fretted, harassed, hardheaded, harried, haunted, headstrong, heckled, hectored, hounded, immutable, inalterable, indefatigable, indomitable, industrious, inexorable, insistent, intolerant, invincible, lasting, loyal, mulish, needled, never-tiring, nipped at, obdurate, obstinate, opinionated, overzealous, patient, patient as Job, permanent, persecuted, perseverant, persevering, persistent, persisting, pertinacious, pestered, picked on, pigheaded, plagued, plodding, plugging, preoccupied, ragged, rapt, relentless, resolute, restive, rigid, sedulous, self-willed, set, single-minded, sleepless, slogging, stable, steadfast, steady, stiff-necked, strong-willed, strongheaded, stubborn, sulky, sullen, teased, tenacious, tireless, tormented, unabating, unbending, unconquerable, uncooperative, undaunted, undiscouraged, undrooping, unfailing, unfaltering, unflagging, unflinching, unintermitting, uninterrupted, unnodding, unregenerate, unrelaxing, unrelenting, unremitting, unsleeping, unswerving, untiring, unwavering, unwearied, unwearying, unwinking, utterly attentive, vexed, weariless, willful, worried, worried sick, worried stiff