TDN.120:14 :ܐܢܕܝܢ ܐܢܬܬܐ ܐܢܫ ܗܝܕܝܢ ܒܡܪܕܝܬܐ ܕܥܝ݁ܕܐ ܬܗ݂ܘܐ‏ : however if any woman should be in a state of customary flow
See the entire entry for mardī, mardīṯā n.f. flow