Antonyms for the word "snootily" include down-to-earth, humble, modest, unaffected, unpretentious, and approachable. Someone who is down-to-earth is practical and realistic, without pretensions or arrogance. When someone is humble, they don't overestimate their worth and are modest in their behavior. Modest people are not excessively self-promoting or egotistical, and feel comfortable in their own skin. Being unaffected means being natural and easygoing without trying to impress anyone. Unpretentious people are authentic, sincere, and don't put on airs. Approachable folks are friendly and easy to talk to, never making others feel inferior.