Synonyms to down pat

ascertained, actual, appreciated, apprehended, assured, attested, authenticated, borne out, categorically true, certain, certified, circumstantiated, comprehended, conceived, confirmed, corroborated, decided, demonstrated, determinate, determined, discerned, documentary, effectual, established, factual, fixed, grasped, guaranteed, historical, in the bag, known, made sure, nailed down, not in error, objectively true, on ice, open-and-shut, pat, perceived, prehended, proved, proven, real, realized, recognized, secure, seized, set, settled, shown, stated, substantiated, sure-enough, tested, tried, true, true as gospel, truthful, unconfuted, undenied, understood, undoubted, unerroneous, unfallacious, unfalse, unmistaken, unquestionable, unrefuted, validated, veracious, verified, veritable, warranted, a propos, ad rem, adamant, adamantine, adapted, applicable, apposite, appropriate, apropos, apt, artful endearments, at a standstill, batch, beak, becoming, befitting, blandishments, block, brush, bulk, bump, bunt, caress, chink, chuck, chunk, click, clink, clod, clop,