Cornerwise and Catty-corner

Cornerwise adverb - In a line or direction running from corner to corner.

Catty-corner and cornerwise are semantically related in at an angle topic. In some cases you can use "Catty-corner" instead an adverb "Cornerwise", when it comes to topics like cornerways.

Catty-corner adjective - Slanted across a polygon on a diagonal line.

Cornerwise and catty-corner are semantically related in at an angle topic. You can use "Cornerwise" instead an adverb phrase "Catty-corner", if it concerns topics such as cornerways.