1. Tested and proved useful or correct
   - tested, tried

See also: proved, proven

• abohm
• abolish
• abolishable
• abolisher
• abolishment
• abolition
• abolitionary
• abolitionism
• abolitionist
• abomasal
• abomasum
• abominable
• abominable snowman
• abominably
• abominate
• abomination
• abominator
• Abor
• aborad
• aboral
• aboriginal
• Aboriginal Australian
• aborigine
• aborning
• abort