Antonyms from O Welcome to your Antonyms O1 OBSOLETE Conducive Rare Useless Recent None Hint OBSTINATE Perverse Tender Hoary Amenable None Hint OBSEQUIOUS Bold Assiduous Precarious Restorative None Hint OBDURATE Yielding Fleeting Finite Fascinating None Hint OBFUSCATE Simplify Explain Describe Clarify None Hint Time's up Pages: 1 2 3 4