— [noun] (91)

— [adjective] (50)

— [adverb] (18)

— doubt, be uncertain [verb (intransitive)] (31)

— doubt [verb (transitive)] (32)

— doubt [verb (impersonal)] (1)

— expressions of doubt [phrase] (5)

— exclamations of doubt [interjection] (5)

— scepticism (38)

— lack of confidence, distrust, suspicion (230)

— perplexity, bewilderment (367)

— state of uncertainty, suspense (82)

— insecure knowledge, uncertainty (330)

— unreliability (169)

— impossibility (45)

— improbability, unlikeliness (54)

— possibility (164)

— probability, likelihood (133)

— absence of doubt, confidence (886)