doubt Antonyms

surety self-confidence sedulity security secretarial secern sanguinity sanguineness rosiness romanticism resolvent resolvedness resolve resolution rely reliance refractometer reconfirm self-possession semiotics sureness support sunniness studying steadiness staunchness sprit spiry solution solute slickness simplicity shouldering sharpness severalize sensibility sense reception reassurance positivism positiveness poise ploughing plausibility plainness placidity pertinacity persuasion perspicuity perpendicularity