TDN.82:11 :ܗܘ݁ ܕܡܣܬܒܪ ܒܗܘ݁ܢ ܕܐܝ݂ܬܘܗܝ ܝܬܝܪ ܚܦܝ݂ܛܐ ܘܝܬܝܪ ܡܕܒܪܢܝܐ‏ : the one among them who seems to be most diligent and most prudent
See the entire entry for məḏabbrānāy adj. prudent, leader-like