IshPs 40(26) :ܕܡܫܚܠܦܝܢ ܡܢ ܚ̈ܕܕܐ ܒܪܘܟܒ ܡܡܠܠܗܘܢ܃ ܒܦܫܝܩܘܬܐ ܟܝܬ ܘܒܥܣܩܘܬܐ‏ : that differ from each other in the composition of their texts, i.e., as to easiness and difficulty
See the entire entry for pšīqū, pšīqūṯā n.f. ease