The word Leuden is misspelled against Leaden, an adjective meaning "Heavy; dull; sluggish."
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Leaden has vowels 'ea' together mispronounced as 'eu'
Word contains consecutive vowels 'EA' in between alphabets l & den is misspelled as 'EU'
Wrong Spelling:  l-eu-den 
Correct Spelling:  l-ea-den 
Check more misspelled words of Leaden to spell it correct.