TgEsth² 5:14(8) :יתרמי קדם כלבין כבר דאסתתמו פום כלבין בארעא דמצרים‏ : let him be thrown to the dogs; but is it not true that the mouth of the dogs was sealed up in the land of Egypt?
See the entire entry for kḇar, a/eḵḇar adv. already; perhaps

TgEsth² 5:14(8) :יתרמי קדם כלבין כבר דאסתתמו פום כלבין בארעא דמצרים‏ : let him be thrown to the dogs; but is it not true that the mouth of the dogs was sealed up in the land of Egypt?
See the entire entry for stm vb. to stop up