Or reya2 {ray'-ah}; from ra'ah; an associate (more or less close) -- brother, companion, fellow, friend, husband, lover, neighbour, X (an-)other.
see HEBREW ra'ah
H7453. rea
II. רֵעַ187 noun masculineProverbs 17:17 friend, companion, fellow; — ׳ר absolute 2 Samuel 13:3 +, construct 1 Chronicles 27:33; suffix רֵעִי Job 31:9 +, רֵעְַךָ Deuteronomy 5:17 +, רֵעֶ֑ךָ Exodus 2:13 +, also רֵעֶיךָ 2 Samuel 12:11 (singular; Ges§ 93ss), רֵעֵ֫הוּ (Ges§ 84 a i) Genesis 11:3 114t., רֵעוֺ Jeremiah 6:21, רֵעָהּ, Jeremiah 3:30; plural רֵעִים 3:1 +, construct רֵעֵי Job 2:11; suffix רֵעָיו 32:3, רֵעֵ֫הו (Ges§ 91k) 42:10; 1 Samuel 30:26, etc.; —
l. friend, intimate, Genesis 38:12, 20(J), 1 Samuel 30:26; 2 Samuel 13:3; 1 Kings 16:11 (ᵐ5 omitted); כְּנַפְשְׁךָ אֲשֶׁר רִעֲךָ Deuteronomy 13:7, רֵעֵהוּ מֶתֶק Proverbs 27:9 (text dubious see Toy); Micah 7:5 ("" אַלוּף), Jeremiah 9:3 ("" אָח), 19:9; Lamentations 1:2 ( + אֹהֲבֶיהָ), Psalm 35:14 ("" אָח) + 3 t. Psalms; especially Job 2:11; 6:14 8t. Job; Proverbs 17:17; 18:24 8t. Proverbs ( 12:26 see מֵרֵעַ below), Song of Solomon 5:1 ("" דּוֺדִים); associates Zechariah 3:8; technical term ׳ר הַמֶּלֶךְ 1 Chronicles 27:33 (see רֵעֶה), compare 2 Samuel 16:17 (twice in verse); of lover Song of Solomon 5:16 ("" דּוֺדִי), husband Jeremiah 3:20, paramours Hosea 3:1; Jeremiah 3:1; metaphor יַעֲנָה לִבְנוֺת רֵעַ Job 30:29 ("" לְתַנִּים אָח).
2 in weaker sense, fellow, fellow-citizen, even another person,, with whom one stands in reciprocal relations, Exodus 2:13; 20:16-17, (3 t. in verse) (Gi 20:13; 20:14; 20:14; 20:14) = Deuteronomy 5:17-18, (3 t. in verse), Exodus 21:14; 22:7; 22:8; 22:10; 22:25 (all E), Leviticus 19:13, 16, 18; 20:10 (all H), Deuteronomy 4:42; 15:2 (twice in verse) + 11 t. Deuteronomy; Joshua 20:5 (D), Judges 7:14; Jeremiah 9:7; 22:13; 29:23; Ezekiel 18:6, 11, 15; 22:11-12, Habakkuk 2:15; Job 16:21; Ruth 4:7; Psalm 15:3; 28:3; 101:5; Proverbs 3:28-29, 6:1 ("" זָר !) + 18 t. Proverbs; שָׁכֵן וְרֵעוֺ Jeremiah 6:21; 1 Samuel 15:28 hath given (the kingdom) to thy fellow, = another than thou, so 28:17; 2 Samuel 12:11; so also רֵעֵהוּ ֗֗֗ אִישׁ a (given, certain) man over against his fellow (different from 3) Exodus 21:18, 35; 22:6; 22:9; 22:13; 33:11 (all E), Deuteronomy 19:11; 22:26; Judges 7:13; 1 Kings 8:31; 20:35; Jeremiah 7:5; 1 Chronicles 6:22; Ruth 3:14; Ecclesiastes 4:4; similarly אֶלרֵֿעֵהוּ שָׂעִיר Isaiah 34:14.
3 in reciprocal phrase רֵעֵהו ֗֗֗ אִישׁ Genesis 11:3 they said one to another (אִישׁ distributive), each the speech of the other 11:7, absent one from the other 31:49, compare 43:33 (all J), Exodus 11:2; 18:7, 16; 32:27 (all E), Judges 6:29; 7:22; 10:18; 2 Samuel 2:16 (twice in verse) + 4 t. 1Samuel; 2 Kings 3:23; 7:3, 9; 2 Chronicles 20:23; Isaiah 3:5 ("" בְּאִישׁ אִישׁ), 13:8; 19:2 ("" בְּאָתִיו אִישׁ) 41:6; Jeremiah 5:8 11t. Jeremiah; Ezekiel 33:26; Zechariah 3:10 6t. Zechariah (11:6 read רֹעֵהוּ StaZAW i (1881), 26); Malachi 3:16; Jonah 1:7; so of things Genesis 15:10 (J). — I. רֵעַ see רוע. p.929 below