Enable
Vine's Expository Dictionary of NT Words [1]
"to render strong" (en, "in," dunamis, "power"), is translated "enabled" in 1—Timothy 1:12 , more lit., "instrengthened," "inwardly strengthened," suggesting strength in soul and purpose (cp. Philippians 4:13 ). See Strength , Strong. (In the Sept., Judges 6:34; 1—Chronicles 12:18; Psalm 52:7 .)
Webster's Dictionary [2]
(1): ( v. t.) To make able (to do, or to be, something); to confer sufficient power upon; to furnish with means, opportunities, and the like; to render competent for; to empower; to endow.
(2): ( v. t.) To give strength or ability to; to make firm and strong.
International Standard Bible Encyclopedia [3]
en - ā´b ' l : Only in 1 Timothy 1:12 (the King James Version and the Revised Version (British and American)) in the sense of "strengthen" (Greek endunamóō , "endue with strength").