(n) ring , ringing, tintinnabulation (the sound of a bell ringing) "the distinctive ring of the church bell"; "the ringing of the telephone"; "the tintinnabulation that so voluminously swells from the ringing and the dinging of the bells"--E. A. Poe
(n) ringing (the giving of a ring as a token of engagement)
(v) ring , knell (make (bells) ring, often for the purposes of musical edification) "Ring the bells"; "My uncle rings every Sunday at the local church"
(v) call , telephone , call up , phone , ring (get or try to get into communication (with someone) by telephone) "I tried to call you all night"; "Take two aspirin and call me in the morning"
(v) ring , band (attach a ring to the foot of, in order to identify) "ring birds"; "band the geese to observe their migratory patterns"
Adjective
(adj) reverberant , ringing (having a tendency to reverberate or be repeatedly reflected) "a reverberant room"; "the reverberant booms of cannon"