Setless or Seatless: How To spell?

The word Setless is misspelled against Seatless, an adjective meaning "Having no seat."

Seatless has vowels 'ea' together mispronounced as 'e'
Word contains consecutive vowels 'EA' in between alphabets s & tless is misspelled as 'E'
Wrong Spelling:  s-e-tless 
Correct Spelling:  s-ea-tless 
Explore spell check of Seatless to spell without errors.

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