Rater or Ratter: How To spell?

The word Rater is misspelled against Ratter, a noun meaning "Anything which catches rats; esp., a dog trained to catch rats; a rat terrier. See Terrier."

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

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