Atempered or Attempered: How To spell?

The word Atempered is misspelled against Attempered, which is past tense of "Attemper"

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

You might be interested to know

Atiring or Attiring?

Bargemaster or Bargemastter?

Bescater or Bescatter?