Lader or Leader: How To spell?

The word Lader is misspelled against Leader, a noun meaning "A block of hard wood pierced with suitable holes for leading ropes in their proper places."

--> Leader has vowels 'ea' together mispronounced as 'a'
Word contains consecutive vowels 'EA' in between alphabets l & der is misspelled as 'A'
Wrong Spelling:  l-a-der 
Correct Spelling:  l-ea-der 
Explore spell check of Leader to spell without errors.

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