The word Thyroidael is misspelled against Thyroideal, an adjective meaning "Thyroid."
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Thyroideal has vowels 'ea' together mispronounced as 'ae'
Word contains consecutive vowels 'EA' in between alphabets thyroid & l is misspelled as 'AE'
Wrong Spelling:  thyroid-ae-l 
Correct Spelling:  thyroid-ea-l 
Find more incorrect spellings of Thyroideal to spell right way.