Modifiers matching starch:

• soluble,
• unconverted,
• native,
• common,
• thickening,
• ordinary,
• refined,
• linear,
• isolated,
• pure,
• synthetic,
• raw,
• natural,
• organic,

Simple categories matching thickening:

• agent,
• material,
• mixture,
• ingredient,
• sauce,
• starch,
• food,
• gum,
• starches,