IshPs 163(20) :ܣܘܕܗܘܢ ܒܢܚܝܪ̈ܝܗܘܢ ܢ݁ܦܩ ܠܥܘܙܐܝܬ‏ : their speaking through their nostrils emerged indistinctly
See the entire entry for lˁwzˀyt adv. as indistinct talking (?)