Hertlet or Heartlet: How To spell?

The word Hertlet is misspelled against Heartlet, a noun meaning "A little heart."

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

You might be interested to know

Heves or Heaves?

Idetional or Ideational?

Incorporelism or Incorporealism?