Dict: strongs - contrivance

Strongs:

H2808 @ חשׁבּון cheshbôn khesh-bone' From H2803; properly contrivance; by implication intelligence: - {account} {device} reason.

H2810 @ חשּׁבון chishshâbôn khish-shaw-bone' From H2803; a {contrivance} that {is} actual (a warlike machine) or mental (a machination): - {engine} invention.

H4284 @ מחשׁבת מחשׁבה machăshâbâh machăshebeth {makh-ash-aw-baw'} makh-ash-eh'-beth From H2803; a {contrivance} that {is} (concretely) a {texture} {machine} or (abstractly) {intention} plan (whether {bad} a plot; or {good} advice): - cunning ({work}) curious {work} device ({-sed}) {imagination} {invented} {means} {purpose} thought.