Tachable or Teachable: How To spell?

The word Tachable is misspelled against Teachable, an adjective meaning "Capable of being taught; apt to learn; also, willing to receive instruction; docile."

Teachable has vowels 'ea' together mispronounced as 'a'
Word contains consecutive vowels 'EA' in between alphabets t & chable is misspelled as 'A'
Wrong Spelling:  t-a-chable 
Correct Spelling:  t-ea-chable 
Explore spell check of Teachable to spell without errors.

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