arch² /ärch/

1. Chief, principal (now esp in compounds; see arch-)
2. Waggish, mischievous
3. Roguish
4. Cunning, shrewd
5. Finished, accomplished, pre-eminent, esp in evil (Bunyan)

Chief

archˈly adverb

• speed guns
• speed hump
• speed humps
• speedier
• speediest
• speedily
• speediness
• speedinesses
• speeding
• speedings
• speedless
• speed limit
• speed limits
• speed merchant
• speedo
• speedometer
• speedometers
• speedos
• speed reading
• speeds
• speedskating
• speedskatings
• speedster
• speedsters
• speed trap