1. Quality or degree of being harmless, esp. to health
   - innocuousness, nontoxicity

Derived forms: harmlessnesses

• revolver
• revolving charge account
• revolving credit
• revolving door
• revolving fund
• revue
• revulsion
• rewa-rewa
• reward
• rewardful
• rewarding
• rewardingly
• rewind
• rewire
• reword
• rewording
• rework
• rewritable
• rewrite
• rewrite man
• rewriter
• rewriting
• Rex
• rex begonia
• Rex Harrison