Syr-RomLaw.5.13 :ܠܚܕ ܡ݂ܢ ܐܚܘ̈ܗܝ܂ ܦܩ݁ܕ ܢܡܘܣܐ ܕܢܗܘܐ ܩܘܪܛܘܪ ܐܘ݁ ܐܦܝܛܪܘܦܐ‏ : the law assigns one of his brothers to be trustee or guardian (of minor children)
See the entire entry for qūrāṭōr n.m. curator