TgO Gen18:21 :הֲכִקבִילתְהוֹן דעלַת לִקדָמַי עֲבַדוּ אַעֲבֵיד עִמְהוֹן גְמֵירָא‏ : if they have acted as in their complaint that has come before me, I shall act destructively with them
See the entire entry for gmērā n.f. total destruction

TgO Gen18:21 :וַאֵידִין הֲכִקבִילתְהוֹן דעלַת לִקדָמַי עֲבַדוּ‏ : and let Me determine if they have acted like the complaint that has reached Me
See the entire entry for dwn vb. to judge