To cast a stain/ stain one's reputation
By metaphor: to slander him. To harm his good name.
(Modern Hebrew)
Translation
Expression (Hebrew)
הֵטִיל כֶּתֶם
Definition (Hebrew)
בְּהַשְׁאָלָה: הִכְפִּישׁ אוֹתוֹ. פָּגַע בִּשְׁמוֹ הַטּוֹב.
(הָעִבְרִית הַחֲדָשָׁה)