From 'amats; force -- strength.
see HEBREW 'amats
H556. amtsah
אַמְצָה noun feminine strength, figurative Zechariah 12:5, but sense difficult, compare WrZech. P. 585; StaZAW 1881, 34 proposes אָמְצְאָה לְיוֺשְׁבֵי (after ᵑ7 ᵐ5) may I be sufficient for.