Lexical Definition

‎צָחַח‎ tsâchach (tsaw-khakh') be dazzling H:V
a primitive root

be whiter.

1) (Qal) to be dazzling, be aglow, glow

See Greek: λάμπω

Usage: 1 form in 1 verse
Form Translated As     In Verse(s)
צַח֖וּ they were dazzling Lam.4.7

Brown-Driver-Briggs

[‎צָחַח‎] verb be dazzling (ᵑ7 ‎צַחְצַח‎ polish; Syriac be scorched, Aph`el declare in writing (make clear), clarus, lucidus, fulgidus; , , smooth, plain); —

Qal Perfect 3 plural ‎צַחוּ מֵחָלָב‎ Lam 4:7 (|| ‎זַכּוּ מִשֶּׁלֶג‎), they are more dazzling (i.e. whiter) than milk (of effeminate skin).

Brown-Driver-Briggs References

Book Refs
Lamentations 4:7