unsure

1. Lacking self-confidence (synset 300340839)
   "stood in the doorway diffident and abashed"; "problems that call for bold not timid responses"; "a very unsure young man"
   tells us about: confidence - a feeling of trust (in someone or something)
   same as: diffident, shy, timid
2. Lacking or indicating lack of confidence or assurance (synset 300338302)
   "uncertain of his convictions"; "unsure of himself and his future"; "moving with uncertain (or unsure) steps"; "an uncertain smile"; "touched the ornaments with uncertain fingers"
   tells us about:

   • certainty - the state of being certain
   • assurance, authority, confidence, self-assurance, self-confidence, sureness - freedom from doubt; belief in yourself and your abilities
   similar to:

   • ambivalent - uncertain or unable to decide about what course to follow
   • doubtful, dubious - fraught with uncertainty or doubt
   • groping - acting with uncertainty or hesitance or lack of confidence
   same as: incertain, uncertain

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