bathometry bathymetry booming chiming depth sounding dinging droning echo sounding echoic echoing echolocation fathomage fathoming growling jingling lingering monotone monotonic oceanography pealing persistent reboant rebounding reechoing repercussive resounding reverberant reverberating reverberatory ringing rumbling sonar sonation soniferous sonification sonorous sounded soundings thundering tingling tinkling tintinnabular tintinnabulary tintinnabulous tolling tonal toneless undamped water