TgO Gen2:10 :וֻמִתַמָן מִתפָרַש וְהָוֵי לְאַרבְעָה רֵישֵי נַהרִין‏ : it divided from there becoming four river headwaters
See the entire entry for min tammān, mittammān adv. from there

TgO Gen2:10 :
See the entire entry for rēš, rēšā n.m. head; top; chief

TgO Gen2:10 :וְנַהרָא הֲוָה נָפֵיק מֵעֵדַן לְאַשקָאָה יָת גִנְתָא‏ :
See the entire entry for šqy vb. to water