DeMundo 143:21 :ܡܢܗܘܢ ܕܝܢ ܐܝܬܝܗܘܢ ܕܗܦ݁ܟ ܢܫܒܗܘܢ‏ : there are some of them whose blowing changes
See the entire entry for nšāḇ, nšāḇā v.n. blowing