Merriam-Webster Online Dictionary
doubt (verb)transitive verb
1.
archaic
a) - fear
b) - suspect
2.
to be in doubt about - he doubts everyone's word
3.
a) to lack confidence in - distrust find myself doubting him even when I know that he is honest H. L. Mencken
intransitive verb
b) to consider unlikely - I doubt if I can go to be uncertain
1.
a) uncertainty of belief or opinion that often interferes with decision-making
b) a deliberate suspension of judgment
2.
a state of affairs giving rise to uncertainty, hesitation, or suspense - the outcome is still in doubt
3.
a) a lack of confidence - distrust has doubts about his abilities
b) an inclination not to believe or accept - a claim met with doubt uncertainty
Merriam-Webster Online Thesaurus
doubt (noun)a feeling or attitude that one does not know the truth, truthfulness, or trustworthiness of someone or something
SYNONIMS:
distrust, distrustfulness, dubiety, dubitation, incertitude, misdoubt, misgiving, mistrust, mistrustfulness, query, reservation, skepticism, suspicion, uncertaintyRELATED WORDS:
disbelief, incredulity, unbelief; anxiety, concern, paranoia, wariness; compunction, niggle [], qualm, scruple, tremorNEAR ANTONYMS:
credence, faithto have no trust or confidence in
SYNONIMS:
doubt, misdoubt, mistrust, question, suspectRELATED WORDS:
disbelieve, discount, discredit, negateNEAR ANTONYMS:
bank (on upon), count (on upon), depend (on upon), rely (on upon)