What is the alternative of cornstarch?

arrowroot (This tolerates freezing and prolonged cooking better, and imparts a glossier finish.) OR ClearJel® (especially for pie fillings) OR tapioca starch (dissolves more easily) OR potato starch (This is permitted during Passover.) OR kuzu OR flour OR water chestnut starch (especially in Asian cuisines) OR unsweetened almond powder (imparts a nutty taste, especially good in Chinese sweet-and-sour dishes)