Rhe+and+Rid+Ris-Period+3


 * rhe- flow/ speak**


 * rid/ris- laugh, moc**

__rheumatism__- continuation of pain

__rhetoric__- write or speak in a persuasive way

__rhetorical__- to persuade

__derision__- mockery

__deride__- to laugh

__risibility__- the ability to laugh at ridiculous things