Impervious Synonym

poor, substandard, inferior, faulty, defective, unsatisfactory, inadequate, unacceptable, deficient, lousy, terrible, awful, dreadful, appalling, atrocious, abysmal, dire, horrendous, horrid, ghastly, wretched, miserable, rotten, crummy, pathetic, pitiful, lamentable, deplorable, execrable, egregious, vile, foul, nasty, unpleasant, disagreeable, objectionable, offensive, repugnant, repulsive, revolting, disgusting, sickening, nauseating, loathsome, detestable, abhorrent, contemptible, despicable, reprehensible [x]

deceitful, duplicitous, dishonest, insincere, hypocritical, two-faced, untrustworthy, disingenuous, false, lying, perfidious, treacherous, untruthful, mendacious, shifty, sneaky, tricky, crafty, cunning, guileful, slick, sly, underhanded, wily, Janus-faced [x]

genuine, real, authentic, actual, factual, correct, accurate, right, veritable, bona fide, legitimate, valid, truthful, honest, sincere, faithful, exact, precise, proper, certain, reliable, trustworthy, dependable, sure, consistent, constant, loyal, steadfast, unwavering, unfailing, devoted, dedicated, staunch, firm, resolute, unerring, infallible, indisputable, irrefutable, undeniable, verifiable, demonstrable, provable, substantiated, confirmed, attested, certified, validated, corroborated [x]

airtight, sealed, impervious, watertight, insulated, tight, closed, impenetrable, vacuum-sealed, encapsulated, enclosed, secure, shut, locked, protected, isolated, shielded, occlusive, impermeable, nonporous, tight-fitting, gasketed, clamped, bolted, latched, fastened, zipped, buttoned, snapped, clasped, locked down, airproof, leakproof, pressure-sealed, hermetically sealed, tamper-proof, inviolable, unbreachable, unassailable, unyielding, unventilated, unexposed, unperforated, unpierced, unbroken, uncracked, undamaged, intact, whole [x]

insignificant, unremarkable, inconspicuous, trivial, negligible, minor, unimportant, undistinguished, unimpressive, unmemorable, forgettable, ordinary mundane, commonplace, average, mediocre, lackluster, nondescript, unexceptional, uninteresting, bland, dull, routine, pedestrian, prosaic, humdrum, run-of-the-mill, unextraordinary, unnotable, unnoticeable, uncelebrated, unheralded, unacclaimed, unlauded, unappreciated, unacknowledged, unrecognized, unrenowned, unesteemed, unvalued, unhonored, unpraised, unglorified, unadorned, unembellished, unostentatious, unpretentious, unshowy, plain [x]

perceptive, insightful, astute, shrewd, discriminating, judicious, wise, sharp, keen, sagacious, observant, discerning, acute, intelligent, aware, sensitive, alert, critical, selective, thoughtful, prudent, clever, intuitive, sharp-witted, clear-sighted, farsighted, perspicacious, penetrating, sharp-eyed, vigilant, watchful, heedful, mindful, attentive [x]

elevation, grandeur, nobility, majesty, sublimity, dignity, exaltation, eminence, stateliness, magnificence, splendor, superiority, loft, height, altitude, prominence, distinction, prestige, honor, glory, supremacy, excellence, preeminence, greatness, highness, nobleness, augustness, regality, lordliness, grandiosity, sublimeness, loftiness [x]

trait, feature, attribute, quality, property, hallmark, aspect, peculi, distinction, idiosyncrasy, quirk, nature, essence, element, facet, mannerism, tendency, habit, signature, earmark, mark, indicator, sign, symbol, token, emblem, identifier, particularity, uniqueness, specialty, specific, detail, nuance, shade, tone, flavor, color, complexion, style, type, kind, sort, category, class, genre, variety, species, breed [x]

characteristics, traits, features, attributes, hallmarks, markers, identifiers, properties, aspects, elements, particulars, specifics, idiosyncrasies, peculiarities, distinctions, earmarks, signatures, indicators, signs, tokens, qualities, facets, nuances, details, points, factors, components, ingredients, manifestations, expressions, symbols, emblems, representations, signals, cues, hints, clues, pointers, trademarks, stamps, badges, labels [x]

idle, indolent, sluggish, lethargic, slothful, inactive, apathetic, unmotivated, listless, torpid, sluggardly, lackadaisical, unenergetic, easygoing, laid-back, procrastinating, drowsy, sleepy, unambitious, careless, negligent, lackluster, unproductive, slow, dozy, loafing, shiftless, unhurried, relaxed, comfortable, unassertive, passive, languid, unenthusiastic, sluggishly, inert, somnolent, unindustrious, remiss, unenterprising, unvigorous, unexerted, unstrenuous, unbothered, nonchalant [x]

listig, schlau, gerissen, raffiniert, trickreich, hinterhältig, verschlagen, clever, ausgefuchst, schlitzohrig, tückisch, betrügerisch, gewieft, scharfsinnig, intelligent, findig, we clever, pfiffig, durchtrieben, hinterlistig, clever, [x]

jugendlich, frisch, vital, lebhaft, dynamisch, energiegeladen, spritzig, blühend, unbeschwert, unverdorben, neu, modern, jugendhaft, ungestüm, unruhig, unbeschränkt, ungebunden unkonventionell, unerschrocken, unbefangen, ungeniert, frischblütig, jugendfrisch, jugendstil, jugendgemäß, jugendgerecht, jugendfreundlich, jugend [x]

naiv, unschuldig, kindlich, verspielt, unbefangen, einfach, unbeschwert, sorglos, rein, unverdorben, ungekünstelt, fröhlich, unbescholten, unprätentiös, herzlich, offen, ehrlich, ungestüm, unkonventionell, unreflektiert, unernst, unbeschränkt, unüberlegt, unvorsichtig, unbedarft, ungeschliffen, ungeschützt, ungeschickt, ungeniert, unzähmbar, ungezähmt, unberechenbar, unordentlich, unorganisiert, unaufgeregt, unaufhaltsam, unermüdlich, unerschrocken, unerschütterlich, unbesorgt, unbesonnen, unbändig, unbemerkt [x]

Ungeschicklichkeit, Taktlosigkeit, Unbeholfenheit, Grobheit, Unanmut, Plumpheit, Schroffheit, Unfeinheit, Rohheit, Ungeschliffenheit, Unartigkeit, Mangel an Anmut, Unkultiviertheit, Unhöflichkeit, Unschicklichkeit, Unästhetik, Ungepflegtheit, Unschönheit, Mangel an Eleganz [x]

Ungeschicklichkeit, Unbeholfenheit, Tölpelhaftigkeit Ungeschliffenheit, Grobheit, Unanmut, Plumpheit, Ungeschliffenheit, Schusseligkeit, Unästhetik, Unform, Ungeschick, Unflätigkeit, Missratheit, Unbehändigkeit, Unschicklichkeit, Ungepflegtheit, Unschönheit, Unharmonie, Ungezwungenheit, Unstimmigkeit, Missgeschick, Unordnung, Unschick, Unanmutigkeit, Missrat, Ungepflegtsein, Unharmonischkeit, Unästhetischkeit, Ungepf [x]