The best replacement for centimeter is inch.

The best alternatives to centimeter are rated as following:
★★★★★  inch
★★★★★  millimeter
★★★  meter
★★★  decimeter
★★  inches
★★  sonometer
★  centimetre
★  milliliter
★  an inch
★  millimeter which is smaller
★  millimeter bigger
  meter bigger
  kilometer
  foot
  1 millimeter
  one inch
  in a inch
  1 inch

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Speaking about centimeter, one probably shouldn't forget about ruler.

Other search terms related to centimeter and their ratings are:
★★★★★ ruler
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centimeter
inch
millimeter