The Collaborative International Dictionary
Incertainly
Incertain \In*cer"tain\, n. [Pref. in- not + certain: cf. F. incertain, L. incertus. See Certain.] Uncertain; doubtful; unsteady. -- In*cer"tain*ly, adv.
Very questionable and of uncertain truth.
--Sir T.
Browne.