The word Atemperment is misspelled against Attemperment, a noun meaning "Attemperament."
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Attemperment has double "tt" is mispronounced as "t"
Remember double 'TT' in between the strings a & emperment which should not be misspelled with single 'T'
Wrong Spelling:  a-t-emperment 
Correct Spelling:  a-tt-emperment 
Explore spell check of Attemperment to spell without errors.