Lexical Definition

‎חָדַד‎ châdad (khaw-dad') be sharp ^H:V
a primitive root

be fierce, sharpen.

• to be (causatively, make) sharp or (figuratively) severe

1) to be sharp, be alert, be keen
1a) (Qal) to be sharp, be keen
1b) (Hiphil) to sharpen
1c) (Hophal) to be sharpened

See Greek: παροξύνω

Brown-Driver-Briggs

[‎חָדַד‎] verb be sharp, keen (Aramaic ‎חֲדַד‎; Late Hebrew ‎חִדֵּד‎ sharpen; Arabic be sharp and sharpen; Assyrian Pi`el uddudu, sharpen, Dl^{Pr 174, W 121}) —

Qal Perfect ‎וְחַדּ֫וּ מִזְּאֵבֵי עֶרֶב‎ consecutive Hab 1:8 are keener than evening wolves (of impetuous Chaldean horses). Hiph`il ‎הֵחֵד‎ (Che Or Brd) or ‎יַחֵד‎ (Näg compare Dr<sup>§ 123 a, R</sup>), insert Isa 44:12 after ᵐ5 ᵑ6: the smith sharpeneth an axe. Hoph`al Perfect 3 feminine singular ‎הוּחַדָּה‎ Ezek 21:14*; Ezek 21:15*; Ezek 21:16* be sharpened (in all, subject ‎חֶרֶב‎). — See also 1. ‎חדה‎.

I. [‎חָדָה‎] verb be or grow sharp; —

Qal grow sharp, Imperfect with apocope = jussive ‎יָ֑חַד‎ Prov 27:17 a; Hiph`il sharpen (figurative), Imperfect apoc. ‎יַ֫חַד‎ Prov 27:17 b; ‎בַּרְזֶל בְּבֶרְזֶל יָ֑חַד וְאִישׁ יַחְד פְּנֵירֵֿעֵהוּ‎ let iron by means of iron grow sharp, and let a man sharpen the countenance (presence, bearing) of his friend; — so Ki<sup>Michl. 126 a</sup> De Now Kö<sup>Lgb i, 373 f.</sup>, compare Str. (who however makes both forms Hiph`il)

Brown-Driver-Briggs References