IshNum 100:10 :ܛܘܡ̈ܐܐ ܙܥܘܪ̈ܐ܂ ܕܩܘܪ̈ܒܐ ܕܠܡܝܬܐ܂ ܕܕܘܪ̈ܟܬܐ ܕܥܠ ܓܪܡܐ܂ ܘܕܩܪܝܐ ܕܠܠܝܐ܂ ܘܕܩ݁ܪܒ ܠܟܦܣܢܝܬܐ‏ : minor unclean acts: approaching the dead, stepping on bone, nighttime flux, and approaching a menstruating woman
See the entire entry for ṭūmā n.m. uncleanness