Diagramatic or Diagrammatic: How To spell?

The word Diagramatic is misspelled against Diagrammatic, an adjective meaning "Pertaining to, or of the nature of, a diagram; showing by diagram."

Diagrammatic has double "mm" is mispronounced as "m"
Remember double 'MM' in between the strings diagra & atic which should not be misspelled with single 'M'
Wrong Spelling:  diagra-m-atic 
Correct Spelling:  diagra-mm-atic 
Find more wrongly spelled words of Diagrammatic to spell it well.

You might be interested to know

Epigramatizing or Epigrammatizing?

Gemuliferous or Gemmuliferous?

Hamochrysos or Hammochrysos?