Or neder {nay'-der}; from nadar; a promise (to God); also (concretely) a thing promised -- vow((-ed)).
see HEBREW nadar
H5088. neder
נֵ֫דֶר נֶ֫דֶר, noun masculineNumbers 30:5 vow; — נֶ֫דֶר Genesis 28:20 17t.; נֵ֫דֶר Numbers 30:10 4t.; suffix נִדְרִי 2 Samuel 15:7 5t. suffixes; plural נְדָרִים Jonah 1:16; Proverbs 20:25; suffix נְּדָרַי Psalm 22:26 3t.; נִדְרֵיהֶם Leviticus 2; Leviticus 2:18 24t. suffixes;-vow:
1 of personal service to ׳י Genesis 28:20; 31:13 (of Jacob at Bethel), 2 Samuel 15:7-8, (at Hebron); Leviticus 27:2 (P, any one), of Nazirite Numbers 6:2, 5, 21; Hannah's consecration of her son 1 Samuel 1:11, compare נדרי בר Proverbs 31:2.
2 in General of any kind of votive offerings or promised gifts to ׳י Numbers 30:3; 30:4; 30:5 (twice in verse); 30:6; 30:7; 30:8; 30:9; 30:10; 30:12; 30:13; 30:14; 30:15 (P) Deuteronomy 12:11, 17, 26; 23:19; 23:22; Isaiah 19:21; Nahum 2:1; Psalm 22:26; 61:6; Psalm 61:9; 65:2; 116:14; 116:18; Proverbs 20:25; Job 22:27; Ecclesiastes 5:3.
3 Jephthah's daughter as עולה Judges 11:30, 39.
4 the ban Numbers 21:2 (E).
5 "" עוֺלָה Psalm 66:13; תּוֺדָה 50:14; 56:13; שְׁלָמִים Numbers 15:8; opposed to נדבה Leviticus 7:16; Numbers 15:3; 29:39 (P), Leviticus 22:18, 21, 23; 23:38 (H), Deuteronomy 12:6, 17; 1 Samuel 1:21; Jonah 1:16.
6 once of idolatry Jeremiah 44:25 (׳נ הַשָּׁמַיִם לִמְלֶכֶת לְקַטֵּר). — Vbs. used are: נָדַר q. v.; שִׁלֵּם pay 2 Samuel 15:7 12t.; עשׂה Judges 11:39; Jeremiah 44:25; נשׂא Deuteronomy 12:26; קום Numbers 30:5; 30:8; 30:12; 30:15; הֵקִים Jeremiah 44:25; אסּר Numbers 30:14; מִּלֵּא Leviticus 22:21; 27:2; Numbers 15:3, 8 לנ ׳פלּא ׳נ 6:2; הֵפֵר 30:9. (See these verbs)
נִהַּ see נוהּ.