Lexical Definition

‎כֹּחַ‎ kôach (ko'-akh) reptile H:N-M
or (Daniel 11:6) כּוֹחַ kôwach (ko'-akh); from an unused root meaning to be firm

ability, able, chameleon, force, fruits, might, power(-ful), strength, substance, wealth.

1) strength, power, might
1a) human strength
1b) strength (of angels)
1c) power (of God)
1d) strength (of animals)
1e) strength, produce, wealth (of soil)
2) a small reptile, probably a kind of lizard, which is unclean
2a) perhaps an extinct animal, exact meaning is unknown

See Greek: δύναμις · θυμός · ἰσχύς · ἰσχύω · χείρ

Brown-Driver-Briggs

I. ‎כֹּחַ‎ noun [masculine] a small reptile, probably a kind of lizard, in list of unclean creeping things Lev 11:30 ᵐ5 ᵑ9 AV chameleon; on various opinions see Di.

II. ‎כֹּחַ‎ see below ‎כחח‎.

II. ‎כֹּחַ‎ and ( Dan 11:6) ‎כּוֺחַ‎ noun masculineDeut 4:37 strength, power (Late Hebrew id.); — ‎׳‎‎כ‎ absolute Deut 8:18 +; construct Num 14:17 +; suffix ‎כֹּחִי‎ Gen 31:6 +; ‎כֹּחֲךָ‎ Judg 16:6 +, ‎כֹּחֶ֑ךָ‎ Prov 5:10, ‎כֹּחֶ֑כָה‎ Prov 24:10, etc.; always singular; —

1. human strength:
a. physical, of Samson Judg 16:5; Judg 16:6; Judg 16:9; Judg 16:15; Judg 16:17; Judg 16:19; Judg 16:30 strength in toil Isa 44:12 (‎זְרוֺעַ כֹּחוֺ‎), vIsa 44:12; Lev 26:20; Neh 4:4* of manly vigour (in procreation) ‎אַתָּה כֹּחִי וְרֵאשִׁית אוֺנִי‎ Gen 49:3 (poem in J; said to Reuben); vigour in general Josh 14:11 (twice in verse) (JE), Judg 6:14; 1Sam 28:22; Job 6:11; Job 6:12; Ps 31:11*; Ps 38:11*; Ps 71:9; Ps 102:24*; Prov 20:29 as sustained by food 1Kgs 19:8 lack of such vigour is ‎לֹאכֹֿחַ‎ Job 26:2, compare ‎מִכֹּחַ‎ Jer 48:45 without strength; ‎׳‎‎בְּלֹאכֿ‎ Lam 1:6 ‎׳‎‎יְגִיעֵיכֿ‎ Job 3:17 ‎כֹּחַ לֹאהָֿיָה בוֺ‎ 1Sam 28:20, compare Dan 10:8; Dan 10:17 in Ps 22:16* read ‎חִכִּי‎, so Ew Ol Che and others; specifically of power of voice Isa 40:9.
b. more inclusively, ability, efficiency: followed by infinitive, ability to weep 1Sam 30:4 to get wealth Deut 8:18 to bring forth (a child; in figure) 2Kgs 19:3 = Isa 37:3 followed by ‎לַעֲמֹד‎ Dan 1:4; Ezra 10:13, compare Dan 11:15 without infinitive 1Chr 29:2; Ezra 2:69 of efficiency in battle 2Chr 14:10*; 2Chr 20:12; 2Chr 26:13 for porter's service in temple ‎אִישׁחַֿיִל בַּכֹּחַ לַעֲבֹדָה‎ 1Chr 26:8 ability or efficiency in general Gen 31:6; Prov 24:5; Prov 24:10; Eccl 4:1; Eccl 9:10, so probably ‎כֹּחַ יְדֵיהֶם‎ Job 30:2 ‎עָצַר כֹּחַ‎ (late, compare ‎עצר‎) retain ability or strength, followed by infinitive; ‎לְהִתְנַדֵּב‎ ‎׳‎‎נַעְצֹר כ‎ 1Chr 29:14 that we should retain (have) ability to make freewill-oferings; to build 2Chr 2:5* with negative, without infinitive, Dan 10:8; Dan 10:16 (compare Dan 11:6, c).
c. power of a people, or king, Josh 17:17; Nah 2:2*; Hab 1:11; Isa 49:4 (of servant of ‎׳‎‎י‎), Lam 1:14; Dan 8:22; Dan 8:24 a, also vDan 8:24 b (si vera lectio, see Bev), Dan 11:25 (|| ‎לֵבָב‎); with ‎עָצַר‎ 2Chr 13:20; 2Chr 22:9; Dan 11:6 (‎הַזְּרוֺעַ‎ ‎׳‎‎לֹא תַעְצֹר כ‎, compare b); in Hos 7:9 figurative of body seems combined with that of land yielding produce (see 5 below)
d. power opposed to that of God Amos 2:14; Isa 10:13 (‎יָדִי‎ ‎׳‎‎כ‎), Deut 8:17; 1Sam 2:9; Zech 4:6; Job 36:19; Ps 33:16.
e. power conferred by God Isa 40:29, compare vIsa 40:31; Isa 41:1 of prophetic power Mic 3:8.

2. strength of angels Ps 103:20.

3. power of God: in creation Jer 10:12; Jer 51:15 (see also Jer 32:17 below), Ps 65:7* in governing the world 1Chr 29:12; 2Chr 20:6; Ps 29:4 in acts of deliverance and judgment Exod 9:16; Exod 15:6; Exod 32:11; Num 14:13; Num 14:17 (JE), Isa 50:2; 2Chr 25:8; Job 9:19; Job 24:22; Job 26:12; Job 30:18; Job 36:22 in combination ‎כֹּחַ גָּדוֺל‎ Deut 4:37 || ‎יָד‎ ‎חֲזָקָה‎ Exod 32:11(JE), Neh 1:10 || ‎זְרוֺעַ נְטוּיָה‎ Deut 9:29; 2Kgs 17:36; Jer 27:5; Jer 32:17 he is ‎רַבכֹּֿחַ‎ Ps 147:5 compare ‎רֹב כֹּחוֺ‎ Isa 63:1; Job 23:6 also ‎גדולכֹּֿחַ‎ Nah 1:3 ‎אַמִּיץ כֹּחַ‎ Isa 40:26; Job 9:4, ‎שַׂגִּיאכֹֿחַ‎ Job 37:23 ‎כֹּחַ מַעֲשָׂיו‎ Ps 111:6 the power of his works; ‎בַּכֹּחַ‎ ‎׳‎‎קוֺל י‎ Ps 29:4 (of thunder); specifically of his wisdom (rather peculiarly, Elihu) ‎כַּבִּיר כֹּחַ לֵב‎ Job 36:5 mighty in strength of mind.

4. of animals: wild ox Job 39:11, horse vJob 39:21, hippopotamus Job 40:16, bullock Prov 14:4 he-goat Dan 8:6 ram vDan 8:7.

5. strength, of soil i.e. produce, Gen 4:12 (J), Job 31:30 (Hos 7:9 see

1. c above); = wealth (compare ‎חַילִ‎) Prov 5:10; Job 6:22.

Brown-Driver-Briggs References

Book Refs
Genesis 4:12 · 31:6 · 49:3
Exodus 9:16 · 15:6 · 32:11
Leviticus 11:30 · 26:20
Numbers 14:13 · 14:17
Deuteronomy 4:37 · 8:17 · 8:18 · 9:29
Joshua 14:11 · 17:17
Judges 6:14 · 16:5 · 16:6 · 16:9 · 16:15 · 16:17 · 16:19 · 16:30
1 Samuel 2:9 · 28:20 · 28:22 · 30:4
1 Kings 19:8
2 Kings 17:36 · 19:3
1 Chronicles 26:8 · 29:2 · 29:12 · 29:14
2 Chronicles 2:5* · 13:20 · 14:10* · 20:6 · 20:12 · 22:9 · 25:8 · 26:13
Ezra 2:69 · 10:13
Nehemiah 1:10 · 4:4*
Job 3:17 · 6:11 · 6:12 · 6:22 · 9:4 · 9:19 · 23:6 · 24:22 · 26:2 · 26:12 · 30:2 · 30:18 · 31:30 · 36:5 · 36:19 · 36:22 · 37:23 · 39:11 · 39:21 · 40:16
Psalms 22:16* · 29:4 · 31:11* · 33:16 · 38:11* · 65:7* · 71:9 · 102:24* · 103:20 · 111:6 · 147:5
Proverbs 5:10 · 14:4 · 20:29 · 24:5 · 24:10
Ecclesiastes 4:1 · 9:10
Isaiah 10:13 · 37:3 · 40:9 · 40:26 · 40:29 · 40:31 · 41:1 · 44:12 · 49:4 · 50:2 · 63:1
Jeremiah 10:12 · 27:5 · 32:17 · 48:45 · 51:15
Lamentations 1:6 · 1:14
Daniel 1:4 · 8:6 · 8:7 · 8:22 · 8:24 · 10:8 · 10:16 · 10:17 · 11:6 · 11:15 · 11:25
Hosea 7:9
Amos 2:14
Micah 3:8
Nahum 1:3 · 2:2*
Habakkuk 1:11
Zechariah 4:6