3. percept, concept, idea, notion; image, view.
perceptive, adj. sensitive, responsive, responding, open, open-pored, impressionable, impressible; aware, cognizant, discerning, discriminating; insightful, penetrating, piercing, understanding, knowing; conscious, sensient, sensible, alive; percipient, perspicacious, clear-sighted, alert; intelligent, smart, quick-witted, quick, sharp, keen, Sl. on the ball; wise, sagacious, sage, sapient; shrewd, astute.
perch, n. 1. pole, rod, bar, branch, twig; roost, rest, seat, nest, aerie, eyrie; position, spot, site, location, habitation, domicile, quarters; role, situation, station; vantage point, distance, angle of viewing, perspective.
-v. 2. alight, land; sit, rest upon, roost, nest; set tle, plop down; set, place, put, lay, deposit, position, situate.
percipience, n. discernment, insight, intuition, comprehension, understanding, perception; shrewdness, long-headedness, astuteness, judgment; awareness, cognizance, alertness, acuteness, keenness, acumen, sharpness; intelligence, smartness, Sl. smarts, sense, good or common sense; clear or unclouded vision, perspicacity, perspicuity; sagacity, sageness, wisdom; cleverness, ingenuity.
percipient, adj. discerning, perspicacious, discriminating, selective; sapient, knowing, perceiving, comprehending; intelligent, smart, sharp, quick-witted, quick, bright, alert, aware, open-eyed, undeceived, not easily fooled or taken in; wide-awake, alive, astute, sharp-sighted, far-sighted; prudent, discreet, provident, politic, tactful, judicious, shrewd, long-headed; acute, keen, penetrating, piercing, perceptive, sensitive, feeling; sagacious, wise, sage, sensible, clearheaded, clear-eyed, rational.
percolate, v. 1. filter, strain, filtrate; permeate, leech, ooze, seep, exude, transude, drip or pass through, leach; (usu. of coffee) brew, Inf. perk, bubble.
2. pep up, liven up, grow lively, come alive, become active, start moving, start jumping or hopping; bubble, enthuse.
percussion, n. impact, appulse, collision, crash, clash, striking, beating, drumming, sounding; bump, slam, bang, knock, thump, whack, thwack; blow, stroke, punch, smack, slap, Inf clip, smash; buffet, concussion, shock, force, full force, brunt.
perdition, n. 1. damnation, loss of soul, spiritual ruin, reprobacy; destruction, ruination, undoing, downfall, fall, comedown; abasement, degradation, wretchedness, desolation.
2. hell, hellfire, fire and brimstone, bottomless pit, abyss.
perdurable, adj. permanent, eternal, Literary, sempiternal, immortal, undying, deathless, imperishable, indestructible, indissoluble, unfading, everlasting, amaranthine, perennial; enduring, standing the test of time, going on and on, long-lived, life-long, long-standing; abiding, continuing, persisting; perpetual, unending, endless, never-ending, ceaseless, unceasing, incessant, unremitting; constant, durable, steady, stable, solid, like the Rock of Gibraltar, fixed, firm, steadfast; immutable, unchangeable, changeless, unalterable, invariable; established, deep-rooted, strong, entrenched; surviving through thick and thin or for better or for worse.
perdure, v. endure, last, stand the test of time, go on and on, continue, live on; subsist, survive, exist, remain; be permanent, be eternal, be immortal, be imperishable, be indestructible, be everlasting; be perpetual, be endless, be constant, be durable.