AQoh.343 :ܛܥܡܗ ܒܝܫܐ ܫܒܩ ܒܗ݀܂ ܡܪܝܪ ܚܘܝܐ ܘܚܪܡܢܐ‏ : (anger) leaves its bad taste in (the soul), the bitter venom of snake and serpent
See the entire entry for marrīr adj. bitter