The word Mosacal is misspelled against Mosaical, an adjective meaning "Mosaic (in either sense)."
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Word contains consecutive vowels 'AI' in between alphabets mos & cal is misspelled as 'A'
Wrong Spelling:  mos-a-cal 
Correct Spelling:  mos-ai-cal 
Find more incorrect spellings of Mosaical to spell right way.