Deblu or Deblai: How To spell?

The word Deblu is misspelled against Deblai, a noun meaning "The cavity from which the earth for parapets, etc. (remblai), is taken."

Word ends with consecutive vowels 'AI' preceded by alphabets 'debl' is misspelled as 'U'
Wrong Spelling:  debl-u 
Correct Spelling:  debl-ai 
Check more misspelled words of Deblai to spell it correct.

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