מַחֲשָׁבָהmachăshâbâhStrong's H4284

a contrivance, i.e. (concretely) a texture, machine, or (abstractly) intention, plan (whether bad, a plot; or good, advice)

Derivation: or מַחֲשֶׁבֶת; from חָשַׁב (H2803)