addubito

ad-dubitō āvī, ātus, āre,

to entertain a doubt, incline to doubt, hesitate, be uncertain: paulisper addubitavit, an, etc., was in doubt whether, etc., L.: illud addubitat, utrum, etc, leaves in doubt, N.: parumper, an, etc., Cu.: re addubitatā, left undecided.