Lacking sharpness or edge after use

• Less bright, vivid, or lively
• Numbed or deadened in feeling or awareness

Made an edge or point less sharp

• Blunted through wear, impact, or misuse

Reduced the intensity of a feeling or sensation

• Numbed or deadened pain, emotion, or alertness

Made light, color, sound, or detail less bright or clear

• Dimmed, muffled, or tarnished the appearance or tone

Became less sharp, bright, or intense over time

• Lost edge, clarity, or liveliness