The word Decreeuble is misspelled against Decreeable, an adjective meaning "Capable of being decreed."
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Decreeable has vowels 'ea' together mispronounced as 'eu'
Word contains consecutive vowels 'EA' in between alphabets decre & ble is misspelled as 'EU'
Wrong Spelling:  decre-eu-ble 
Correct Spelling:  decre-ea-ble 
Check more misspelled words of Decreeable to spell it correct.