Beterness or Betterness: How To spell?

The word Beterness is misspelled against Betterness, a noun meaning "The difference by which fine gold or silver exceeds in fineness the standard."

Betterness has double "tt" is mispronounced as "t"
Remember double 'TT' in between the strings be & erness which should not be misspelled with single 'T'
Wrong Spelling: be-t-erness
Correct Spelling: be-tt-erness
Explore spell check of Betterness to spell without errors.