Incertain

n.

1.

Uncertain; doubtful; unsteady. Very questionable and of uncertain truth. - Sir T. Browne.

Adj.

1.

incertain - lacking or indicating lack of confidence or assurance; "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" Synonyms: uncertain, unsure

assurance, authority, certainty, confidence, self-assurance, self-confidence, sureness, uncertain, unsure