Greoner or Grainer: How To spell?

The word Greoner is misspelled against Grainer, a noun meaning "A knife for taking the hair off skins."

Word contains consecutive vowels 'AI' in between alphabets gr & ner is misspelled as 'EO'
Wrong Spelling:  gr-eo-ner 
Correct Spelling:  gr-ai-ner 
Find more incorrect spellings of Grainer to spell right way.

You might be interested to know

Hebreoze or Hebraize?

Judeocally or Judaically?

Macheorodus or Machairodus?