Lexical Definition

‎נְכֹחָה‎ nᵉkôchâh (nek-o-khaw') upright H:A-F
feminine of ‎נָכֹחַ‎

equity, right (thing), uprightness.

1) straight in front, be in front of, straight, right, straightness
1a) true things (of prophecy)
1b) rectitude (subst)

Usage: 4 forms in 4 verses
Form Translated As     In Verse(s)
נְכֹחָ֖ה straightforwardness Amos.3.10
נְכֹח֖וֹת straightforwardness Isa.26.10
נְכֹח֑וֹת straightforwardness Isa.30.10
וּנְכֹחָ֖ה and honesty Isa.59.14