The best replacement for spray starch is sizing.

The best alternatives to spray starch are rated as following:
★★★★★  sizing
★  liquid starch
★  hot sets
  spray sizing

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Speaking about spray starch, one probably shouldn't forget about ironing.

Other search terms related to spray starch and their ratings are:
★★★★★ ironing
You have in mind a companion for spray starch and it is not yet here? Propose!



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spray starch
sizing
liquid starch