a. 1. Free from dread; fearless; intrepid; dauntless; as, dreadless heart. “The dreadless angel.” Milton. [ 1913 Webster ]

2. Exempt from danger which causes dread; secure. “ safe in his dreadless den.” Spenser. [ 1913 Webster ]

adv. Without doubt. [ Obs. ] Chaucer. [ 1913 Webster ]

n. Freedom from dread. [ 1913 Webster ]