P Ex15:5 :ܘܛܒ݂ܥܘ ܐܝܟ ܟܐ̈ܦܐ‏ : they sank like rocks
See the entire entry for ṭbˁ vb. to seal; to sink

P Ex15:5 :ܢܚܬܘ ܠܥܘܡܩܐ‏ :
See the entire entry for ˁŭmoq, ˁumqā n.m. depth; valley