Frightening Frightening synonyms fearsome frightening and fearsome dreadful frightening and dreadful fearful frightening and fearful alarming frightening and alarming terrible frightening and terrible dire frightening and dire terrifying frightening and terrifying awful frightening and awful scary frightening and scary horrendous frightening and horrendous Full list of synonyms (582) Frightening antonyms comforting frightening and comforting soothing frightening and soothing nonthreatening frightening and nonthreatening nonintimidating frightening and nonintimidating tranquilizing frightening and tranquilizing relaxing frightening and relaxing reassuring frightening and reassuring quieting frightening and quieting pacifying frightening and pacifying lulling frightening and lulling Full list of antonyms (13) Share this picture Share this image Share this picture Share this image