תְּשַׁשׁ ch. same. Targ. Y. Num. XIV, 9 תַּשׁ.
Ithpe. - אִיתְתִּישׁ, אִיתְּשִׁישׁ, , אִיתְּשַׁשׁ to grow feeble, be sick. Targ. Y. Deut. IX, 28.—Pesik. B’shall., p. 93ᵇ ר׳ … א׳ ואיתגלית וכ׳ R. El. … was falling away, and his (emaciated) arm was uncovered &c.; Koh. R. to XI, 2; a. e.—Cant. R. to II, 16 אתשש ed. Wil., v. חֲשַׁשׁ.
Polel. - תּוֹשֵׁשׁ to weaken. Targ. Ps. CXVIII, 10, sq. אֲתוֹשְׁשִׁינוּן Regia (ed. Lag. אֶתּוֹשִׁינוּן; ed. Wil. אֶתְּשִׁי׳ Af.).