Short answer
Texture pairing is a controlled comparison of two finished beauty products used in sequence. The practical question is whether their application and finish work together in the defined routine. It is not a universal chart in which watery products must always precede creams or two ingredient categories are declared compatible.
Build the pair from product roles
Name the job of each product and read both sets of directions. Confirm that the application areas and order are permitted. Use familiar amounts and a clean suitable tool. Test one pair rather than changing the entire routine. Record the first product's finish before adding the second without imposing a waiting time absent from the labels.
Observe spread, drag, gathering, pilling, patchiness, movement and visible edge. If the pair does not sit as wanted, change one variable on another use: amount, tool, optional order when directions allow or one of the finished products. Do not identify a single ingredient as the cause from an application observation. Temperature, surface, previous layers and technique can all alter the result.
Compare color textures separately
Base and cream cheek can be evaluated as a pair, but opacity and placement matter as much as cream or fluid format. Lip and cheek colors that look related still require separate formulas unless a label permits both uses. The correct outcome can be repeat, adjust, separate or leave unresolved.
Common questions
Must watery textures always go before creams? No universal order replaces the actual product directions and intended use.
Does pilling prove ingredient incompatibility? No. It is an observation about complete products, amounts, surfaces and application context.
Sources: FDA Cosmetics Labeling Guide and FDA guidance for using cosmetics safely.