A primitive root; to be weak, i.e. (figuratively) to despond (causatively, rebuke), or (of light, the eye) to grow dull -- darken, be dim, fail, faint, restrain, X utterly.
Englishman's Concordance
1) to grow weak, grow dim, grow faint, falter, be weak, be dim, be darkened, be restrained, be faint, fail 1a) (Qal) to grow dim, grow faint 1b) (Piel) to faint, grow weak, grow faint Part of Speech: verb A Related Word by BDB/Strong’s Number: a primitive root Same Word by TWOT Number: 957
Brown-Driver-Briggs
I. [כָּהָה] verbbe or grow dim, faint (Late Hebrew id.; Aramaic כְּהָא; compare Arabic be, i.e. weak, cowardly) —
II. [כָּהָה] verb Pi`elrebuke (Syriac , Mandean כהא (NöM. 72) id.), only 1 Samuel 3:13 followed by בְּ, וְלֹאכִהָה בָּם.
כהן (√ of following; meaning dubious, see Dr2Samuel 8:18; Arabic verb is divine, and (Qor 52:29) is a seer, the organ (mostly) of a jinn, rarely of a god: the and the כֹּהֵן must have been originally identical (both alike being guardians of an oracle, at a sanctuary); but their functions diverged: the gradually lost his connection with the sanctuary, and sank to be a mere diviner; the כהן acquired fuller sacrificial functions: see RSEnc. Brit. ed. 9, xix. 727; WeSkizzen iii. 130 ff., 167; NowArchaeology ii. 89 f.; Phoenician כהן is priest, כהנתpriestess).
Genesis 27:1 HEB:זָקֵ֣ן יִצְחָ֔ק וַתִּכְהֶ֥יןָ עֵינָ֖יו מֵרְאֹ֑ת NAS: were too dim to see, KJV: and his eyes were dim, so that he could not see, INT: was old Isaac dim and his eyes to see
Deuteronomy 34:7 HEB:בְּמֹת֑וֹ לֹֽא־ כָהֲתָ֥ה עֵינ֖וֹ וְלֹא־ NAS: his eye was not dim, nor KJV: his eye was not dim, nor his natural force INT: died nor dim his eye nor
1 Samuel 3:13 HEB:בָּנָ֔יו וְלֹ֥א כִהָ֖ה בָּֽם׃ NAS: on themselves and he did not rebuke them. KJV: made themselves vile, and he restrained them not. INT: his sons did not rebuke
Job 17:7 HEB: וַתֵּ֣כַהּ מִכַּ֣עַשׂ עֵינִ֑י NAS: My eye has also grown dim because KJV: Mine eye also is dim by reason of sorrow, INT:grown of grief my eye
Isaiah 42:4 HEB: לֹ֤א יִכְהֶה֙ וְלֹ֣א יָר֔וּץ NAS:He will not be disheartened or crushed KJV:He shall not fail nor be discouraged, INT: not will not be disheartened or crushed
Ezekiel 21:7 HEB:כָל־ יָדַ֜יִם וְכִהֲתָ֣ה כָל־ ר֗וּחַ NAS: every spirit will faint and all knees KJV: and every spirit shall faint, and all knees INT: all hands will faint every spirit
Zechariah 11:17 HEB:וְעֵ֥ין יְמִינ֖וֹ כָּהֹ֥ה תִכְהֶֽה׃ ס NAS: And his right eye will be blind. KJV: eye shall be utterly darkened. INT: eye and his right will be blind will be blind
Zechariah 11:17 HEB:יְמִינ֖וֹ כָּהֹ֥ה תִכְהֶֽה׃ ס KJV: eye shall be utterly darkened. INT: and his right will be blind will be blind