Superterestrial or Superterrestrial: How To spell?

The word Superterestrial is misspelled against Superterrestrial, an adjective meaning "Being above the earth, or above what belongs to the earth."

--> Superterrestrial has double "rr" is mispronounced as "r"
Remember double 'RR' in between the strings superte & estrial which should not be misspelled with single 'R'
Wrong Spelling:  superte-r-estrial 
Correct Spelling:  superte-rr-estrial 
Check more misspelled words of Superterrestrial to spell it correct.

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