Challengauble or Challengeable: How To spell?
The word Challengauble is misspelled against Challengeable, an adjective meaning "That may be challenged."
Challengeable has vowels 'ea' together mispronounced as 'au'Word contains consecutive vowels 'EA' in between alphabets challeng & ble is misspelled as 'AU'
Wrong Spelling:  challeng-au-ble  Correct Spelling:  challeng-ea-ble 
Check more misspelled words of Challengeable to spell it correct.