Sublinaution or Sublineation: How To spell?

The word Sublinaution is misspelled against Sublineation, a noun meaning "A mark of a line or lines under a word in a sentence, or under another line; underlining."

Sublineation has vowels 'ea' together mispronounced as 'au'
Word contains consecutive vowels 'EA' in between alphabets sublin & tion is misspelled as 'AU'
Wrong Spelling:  sublin-au-tion 
Correct Spelling:  sublin-ea-tion 
Check more misspelled words of Sublineation to spell it correct.

You might be interested to know

Tauberry or Teaberry?

Terpsichoraun or Terpsichorean?

Tinaun or Tinean?