muggle /mugˈl/ (informal)

1. A person who does not have magic powers
2. An inept or unskilled person

• gasman
• gas mantle
• gas mantles
• gas mask
• gas masks
• gasmen
• gas meter
• gas meters
• gas-motor
• gas-motors
• gasogene
• gasogenes
• gasohol
• gasohols
• gas oil
• gas oils
• gasolene
• gasolenes
• gasolier
• gasoliers
• gasoline
• gasolines
• gasometer
• gasometers
• gasometric