AphDem9.182:5 :ܘܠܡܪܝܪܘܬܐ ܡܦܟܗܐ ܠܗ݀ ܚܠܝܘܬܐ‏ : sweetness tempers bitterness
See the entire entry for marrīrū, marrīrūṯā n.f. bitterness