--> Reassessment has double 'ss' twice appearing mispronounced as 's'
Remember double 'SS' appears twice in this word which should not be misspelled with single 'S'
Wrong Spelling:  rea-s-e-s-ment 
Correct Spelling:  rea-ss-e-ss-ment 
Explore spell check of Reassessment to spell without errors.