How to Spell rubber

rubber

rubber - noun

  • Pliable material derived from the sap of the rubber tree; a hydrocarbon polymer of isoprene.
  • Synthetic materials with the same properties as natural rubber.
  • An eraser.
  • A condom.
Source: Free Dictionary API

rubber - thesaurus

Synonyms: pitcher's plate, pitcher's rubber

Not sure what level your child is at?

Take the free 6 minute placement test.

Take the placement test