Or (shortened) ammits {am-meets'}; from 'amats; strong or (abstractly) strength -- courageous, mighty, strong (one).
see HEBREW 'amats
H533. ammits
אַמִּיץ (אַמִּץ) adjective mighty — ׳א absolute 2 Samuel 15:12 2t.; construct Job 9:4 2t. — mighty, of Absa-lom's conspiracy 2 Samuel 15:12; elsewhere of persons; as substantive, instrum. of ׳י (i.e. Assyrians) Isaiah 28:2 ("" חזָק; ׳א לִבּוֺ = valiant, conqueror Amos 2:16; of וְא לֵבָב ׳חֲכַם כֹּחַ ׳י, Job 9:4; compare א ׳כֹּחַ 9:19 (see Di & RV), ׳א כֹּחַ Isaiah 40:26 read probably אֹמֶץ (ᵐ5) ("" אוֺנִים רֹב).