persisting

CIDE DICTIONARY

persisting, a. 

 Inclined to persist; tenacious of purpose; persistent.  [1913 Webster]

ROGET THESAURUS

persisting

Perseverance

N perseverance, continuance, permanence, firmness, constancy, steadiness, singleness of purpose, tenacity of purpose, persistence, plodding, patience, sedulity, pertinacy, pertinacity, pertinaciousness, iteration, bottom, game, pluck, stamina, backbone, grit, indefatigability, indefatigableness, bulldog courage, persevering, constant, steady, steadfast, undeviating, unwavering, unfaltering, unswerving, unflinching, unsleeping, unflagging, undrooping, steady as time, unrelenting, unintermitting, unremitting, plodding, industrious, strenuous, pertinacious, persisting, persistent, solid, sturdy, staunch, stanch, true to oneself, unchangeable, unconquerable, indomitable, game to the last, indefatigable, untiring, unwearied, never tiring, through evil report and good report, through thick and thin, through fire and water, per fas et nefas, without fail, sink or swim, at any price, vogue la galere, never say die, give it the old college try, vestigia nulla retrorsum, aut vincer aut mori, la garde meurt et ne se rend pas, tout vient a temps pour qui sait attendre.

Permanence

N permanence, stability, quiescence, obstinacy, permanence, persistence, endurance, durability, standing, status quo, maintenance, preservation, conservation, conservation, law of the Medes and Persians, standing dish, stable, persisting, permanent, established, unchanged &c (change), renewed, intact, inviolate, persistent, monotonous, uncheckered, unfailing, undestroyed, unrepealed, unsuppressed, conservative, qualis ab incepto, prescriptive, stationary, in statu quo, for good, finally, at a stand, at a standstill, uti possidetis, without a shadow of turning, esto perpetua, nolumus leges Angliae mutari, j'y suis et j'y ereste.