A primitive word; fire (literally or figuratively) -- burning, fiery, fire, flaming, hot.
H784. esh
אֵשׁ377 noun feminineExodus 9:23 (masculineJeremiah 48:45; Psalm 104:4; **masculine is dubious: Numbers 16:18 read עָלֶיהָ for 2nd עֲלֵיהֶם (ᵐ5B); Jeremiah 20:9 see Ges§ 132 d; 48:45 read (many MSS., Numbers 21:23) יצאה; Psalm 104:4 read perhaps (Ol Du): לֵֹהטָה, or וָלָֽחַט; Job 20:26 see Ges§ 145 u (or 121 b): compare AlbrZAW xvi {1896}. 63. feminine & masculineJeremiah 20:9; Job 20:26) fire (Assyrian išatu COTGloss, Syriac , Ethiopic derivatives from II. אנשׁ, , sociable, friendly element (MV Wetzst in DePsalmen, ed. 4, p. 888 LagBN 68 compare , ), improbable especially in view of Assyrian; daghesh probably secondary; compare also Sta§ 189 b) — ׳א absolute Exodus 9:24 +; construct Leviticus 6:2 + (seldom); suffix אִשּׁוֺ Deuteronomy 4:36; Job 18:5; אֶשְׁכֶם Isaiah 50:11; אִשָּׁם 66:24; —
1 fire, of conflagration, e.g. in briers, endangering or destroying crops קֹצִים וּמָֽצְאָה אֵשׁ תֵּצֵא Exodus 22:5; compare 3:2 בָּאֵשׁ בֹּעֵר הַסְּנֶה (both E); more often of deliberate destruction by fire, especially בָּאֵשׁ שָׂרַף (בָּ with qam. preton.) object golden calf 32:20 (J), other idols Deuteronomy 7:5, 25, Asherim 12:3, chariots Joshua 11:6, 9; 2 Kings 23:1, house Judges 12:1; 14:15, tower 9:52, city-gates Nehemiah 1:3; 2:3, 13, 17, city Joshua 6:24; Judges 18:27 compare Isaiah 1:7 +; also בְּ אֵשׁ שִׁלַּח Amos 1:4, 7, 10 +; בָּאֵשׁ אֶתהָֿעִיר שִׁלַּח Judges 1:8; 20:48 compare 2 Kings 8:12; בָּאֵשׁ אֶתהָֿעִיר הִצִּית Joshua 8:8, 19; Jeremiah 17:27 +, compare Judges 9:49; 2 Samuel 14:30-31, (of field, compare Exodus 22:5 above)
2 of supernatural fire, attending theophany Exodus 3:2; 19:18 (both J E) Deuteronomy 4:11-12, 15, 33, 36 +; specifically (הָ)אֵשׁ עַמּוּד Exodus 13:21-22, 14:24 (all J E) Nehemiah 9:12, 19 compare Deuteronomy 1:33 (see מַרְאֵהאֵֿשׁ Numbers 9:15-16, P); of destructive fire from ׳י 11:1-2, 3 (J) 26:10 (P) Leviticus 10:2 (P); compare ׳א אֹכֶלָת in simile of Yahweh's glory Exodus 24:17 (E) Deuteronomy 4:24; 9:3; see also 1 Kings 18:24, 38; 2 Kings 1:10 (twice in verse); 1:12 (twice in verse); 1:14; Job 1:16 (perhaps lightning intended), compare further of lightning Exodus 9:23-24, (JE) Psalm 18:13; 18:14; 148:8 etc.
3 fire for cooking, roasting, parching, etc. אֵשׁ צְלִי roasted at a fire Exodus 12:8-9, (P) compare Leviticus 2:14; 2 Chronicles 35:13; Isaiah 44:16, 19; of tinder for lighting fire Genesis 22:6-7, (E); of fire for melting (gold for the idolatrous calf) Exodus 32:24; for refining Jeremiah 6:29, where read with Qr עֹפֶרֶת תַּם מֵאֵשׁ; compare Malachi 3:2 (simile of purifying work of messenger of cov't).
4 especially of altar-fire Leviticus 1:7 (twice in verse); 6:2; 6:3; 6:5; 6:6 +; in offering incense 10:1, also זָרָה אֵשׁ strange fire, i.e. an incense not commanded, offered presumptuously 10:1; Numbers 3:4; 26:61; fire from ׳י consuming sacrifice (compare 2) Leviticus 9:24; 2 Chronicles 7:1, 3; of fire in child-sacrifice (usually (לְׅ בָּאֵשׁ בֵּן הֶעֱבִיר) 2 Kings 16:3; 21:6; compare 17:17; 23:10; 2 Chronicles 33:6; also בָּא ׳שׂרף 2 Kings 17:31, בָּא ׳בער2 Chronicles 28:3.
5 figurative of Yahweh's anger Psalm 89:47 (simile) compare Nahum 1:6; Lamentations 2:4 אֵשׁעֶֿבְרָתִי Ezekiel 21:36; Ezekiel 22:31; 38:19, אֵשׁקִֿנְאָתִי 36:5; see also Isaiah 66:15; Psalm 79:5; 89:47 etc.; of word of ׳י Jeremiah 23:29; figurative of outbursting emotion Psalm 39:4; of flagrant wickedness Isaiah 9:17, etc:
6 in various combinations, אֵשׁ לַמִּיד Genesis 15:17 (J) a torch of fire (compare Di); לַבַּתאֵֿשׁ Exodus 3:2 flame of fire, אֵשׁ לַהַב Joel 2:5, אֵשׁ לַמִּידֵי (in simile) Daniel 10:6 compare Zechariah 12:6, אֵשׁ לַהֲבוֺת Psalm 29:7 אֵשׁ לַהֲבֵי Isaiah 66:15 compare ׳א לְהָבוֺת Psalm 105:32, א ׳נֹגַהּ לָהָבָה Isaiah 4:5 compare Hosea 7:6; אִשּׁוֺ שְׁבִיב spark of his fire Job 18:5 compare אֵשׁ כִּידוֺדֵי 41:11; אֵשׁ תַּנּוּר Psalm 21:10 oven of fire, אֵשׁ כִּיּוֺר Zechariah 12:6; אֵשׁ אוֺר light of fire Psalm 78:14; לֹהֵט אֵשׁ flaming fire 104:4; אֵשׁ לְשׁוֺן Isaiah 5:24 tongue of fire, אֵשׁ גַּחֲלֵי Ezekiel 1:13 coals of fire, so 10:2, compare אֵשׁ רִשְׁמֵּי Song of Solomon 8:6; on אֵשׁ אַבְנֵי Ezekiel 28:14, 16 see אֶבֶן; דַּת אֵשׁ Deuteronomy 33:2, literally fire of a law, or fire was a law, but דָּת law is Persian & late; read perhaps דֹת[לַמִּ] אֵשׁ compare Exodus 20:18 or דֶת [יֹקֶ] אֵשׁ compare Isaiah 65:5.
אֶשָּׁא noun [feminine] fire (Biblical Hebrew אֵשׁ; K§ 55, 5. 2 b thinks emphatic from onomatopoetic √ אשׁשׁ; D161 Buhl √ אשׁא compare אִישָּׁהָא אישָּׁא, ᵑ7, Syriac ; — Daniel 7:11.
אֻשַּׁיָּא אֻשֹּׁהִי, see [אשׁ]. above