Skeptical

• POS: Adjective
• HYPHEN: skep=ti=cal

CIDE DICTIONARY

Skeptical, a. [Written also sceptic, sceptical.].

•  Of or pertaining to a sceptic or skepticism; characterized by skepticism; hesitating to admit the certainly of doctrines or principles; doubting of everything.  [1913 Webster]
•  Doubting or denying the truth of revelation, or the sacred Scriptures.  [1913 Webster]

  "The skeptical system subverts the whole foundation of morals."  [1913 Webster]

OXFORD DICTIONARY

Skeptical, US var. of SCEPTICAL.

THESAURUS

Skeptical

Humean, Pyrrhonic, agnostic, ambiguous, capricious, cautious, chancy, changeable, cynical, dicey, disbelieving, disinclined to believe, disposed to doubt, dissenting, distrustful, doubtful, doubting, dubious, equivocal, erratic, fickle, freethinking, from Missouri, guarded, hard of belief, hesitant, hesitating, impervious to persuasion, in doubt, incalculable, inconvincible, incredulous, indecisive, indemonstrable, irresolute, leery, mistrustful, mistrusting, polysemous, questioning, scrupulous, shy, shy of belief, skeptic, suspecting, suspicious, touch-and-go, unaccountable, unbelieving, uncertain, unconfirmable, unconvinced, unconvincible, uncredulous, undivinable, unforeseeable, unpersuadable, unpersuaded, unpersuasible, unpredictable, unprovable, unsure, untrusting, unverifiable, unwilling to accept, variable, wary, wavering, whimsical

ROGET THESAURUS

Skeptical

Irreligion

N irreligion, indevotion, godlessness, ungodliness, laxity, quietism, skepticism, doubt, unbelief, disbelief, incredulity, incredulousness, want of faith, want of belief, pyrrhonism, bout, agnosticism, atheism, deism, hylotheism, materialism, positivism, nihilism, infidelity, freethinking, antichristianity, rationalism, neology, atheist, skeptic, unbeliever, deist, infidel, pyrrhonist, giaour, heathen, alien, gentile, Nazarene, espri fort, freethinker, latitudinarian, rationalist, materialist, positivist, nihilist, agnostic, somatist, theophobist, irreligious, indevout, undevout, devoutless, godless, graceless, ungodly, unholy, unsanctified, unhallowed, atheistic, without God, skeptical, freethinking, unbelieving, unconverted, incredulous, faithless, lacking faith, deistical, unchristian, antichristian, worldly, mundane, earthly, carnal, worldly minded, irreligiously.

Doubt

N unbelief doubt, unbelief, disbelief, misbelief, discredit, miscreance, infidelity, dissent, change of opinion, retraction, doubt, skepticism, scepticism, misgiving, demure, distrust, mistrust, cynicism, misdoubt, suspicion, jealousy, scruple, qualm, onus probandi, incredibility, incredibleness, incredulity, doubter, skeptic, cynic, unbeliever, unbelieving, skeptical, sceptical, incredulous as to, skeptical as to, distrustful as to, shy as to, suspicious of, doubting, doubtful, disputable, unworthy of, undeserving of belief, questionable, suspect, suspicious, open to suspicion, open to doubt, staggering, hard to believe, incredible, unbelievable, not to be believed, inconceivable, impossible, fallible, undemonstrable, controvertible, cum grano salis, with a grain of salt, with grains of allowance, fronti nulla fides, nimium ne crede colori, timeo Danaos et dona ferentes, I fear the Greeks even when bearing gifts, beware of Greeks bearing gifts, credat Judaeus Apella, let those believe who may, ad tristem partem stenua est suspicio.

Incredulity

N incredulousness, incredulity, skepticism, pyrrhonism, want of faith, suspiciousness, scrupulosity, suspicion, mistrust, cynicism, unbeliever, skeptic, cynic, misbeliever, pyrrhonist, heretic, incredulous, skeptical, unbelieving, inconvincible, hard of belief, shy of belief, disposed to doubt, indisposed to believe, suspicious, scrupulous, distrustful, cynical.