I. noun
Synonyms: uncertainty , concern, doubt, dubiety, dubiosity, incertitude, skepticism, suspicion, uncertitude, wonder
Related Word: apprehension, foreboding, misgiving, presentiment
Contrasted words: dependence, faith, reliance
Antonyms: assurance, trust
II. verb
1.
Synonyms: distrust , doubt, misdoubt, suspect, ||suspicion
Related Word: anticipate, apprehend, foresee; alarm, frighten, scare; appall, dismay
Antonyms: trust
2.
Synonyms: question 2, challenge, dispute, doubt