The best replacement for spelling is grammar.

The best alternatives to spelling are rated as following:
★★★★★  grammar
★★★  writing numbers
★★★  american spelling
★★★  burr
★★★  amos
★★  vocabulary
★★  american
★★  sorkin
★★  pronunciation
★  candy spelling
★  british spelling
★  english spelling
★  spellings
★  all about spelling
★  spelling power
★  canadian spelling
★  phonics
★  dictionary
★  grammar checker
  chelsea handler
  spell to write and read
  us spelling
  conventional spelling
  tori spelling
  word study
  traditional spelling
  orthography
  copland
  tori
  text messaging
  quran
  sequential spelling
  doughnuts

Your alternative for spelling is not listed? Suggest!
Speaking about spelling, one probably shouldn't forget about spezza.

Other search terms related to spelling and their ratings are:
★★★★★ spezza
★★★ further ado
★ dyslexia
You have in mind a companion for spelling and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of spelling in all years. Click on graph for more.
spelling
grammar
writing numbers