The word Squarous is misspelled against Squarrous, an adjective meaning "Squarrose."
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Squarrous has double "rr" is mispronounced as "r"
Remember double 'RR' in between the strings squa & ous which should not be misspelled with single 'R'
Wrong Spelling:  squa-r-ous 
Correct Spelling:  squa-rr-ous 
Check more misspelled words of Squarrous to spell it correct.