Reverberate
                    
                    (BELL p45) w/ RH P-O "R"
                
                            Affixes
- +ed — Reverberated
 - +s — Reverberates
 - +ive — Reverberative
 - +or — Reverberator
 - un+, +ed — Unreverberated
 - un+, +ing — Unreverberating