S: (n) channel, communication channel, line ((often plural) a means of communication or access) "it must go through official channels"; "lines of communication were set up between the two firms"
S: (v) guggle (make a sound like a liquid that is being poured from a bottle)
S: (v) ping (make a short high-pitched sound) "the bullet pinged when they struck the car"
S: (v) pink, ping, knock (sound like a car engine that is firing too early) "the car pinged when I put in low-octane gasoline"; "The car pinked when the ignition was too far retarded"
S: (v) trump (produce a sound as if from a trumpet)
S: (v) lap, swish, swosh, swoosh (move with or cause to move with a whistling or hissing sound) "The bubbles swoshed around in the glass"; "The curtain swooshed open"
S: (v) drone (make a monotonous low dull sound) "The harmonium was droning on"