etc. ne bitubulira ku matama, and we were at a loss for something to say, lit. they (ebigambo, words, implied) disappeared from our cheeks.
bulira (-bulidde) v.i. appl. disappear in/ at, etc. ne bitubulira ku matama, and we were at a loss for something to say, lit. they (ebigambo, words, implied) disappeared from our cheeks.