AphDem14.302:4 :ܐܘܪܩܥܬܐ ܚܕܬܐ ܟܕ ܬܦܠ ܥܠ ܢܚܬܐ ܒܠܝܐ ܡܣܕܩܐ ܠܗ‏ : when a new patch falls onto a worn garment it tears it up
See the entire entry for sdq vb. to split apart, cleave