heptavalent/heptəʹvaylənt/ adj

• revive
• revivify
• revocable
• revocation
• revokable
• revoke
• revolt
• revolting
• revolute
• revolution
• revolutionary
• revolutionise
• revolutionist
• revolutionize
• revolve
• revolver
• revolving credit
• revolving door
• revue
• revulsion
• reward
• rewarding
• rewa-rewa
• rewind
• rewire