The word Gumata is misspelled against Gummata, which is plural of "Gumma"
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Gummata has double "mm" is mispronounced as "m"
Remember double 'MM' in between the strings gu & ata which should not be misspelled with single 'M'
Wrong Spelling:  gu-m-ata 
Correct Spelling:  gu-mm-ata 
Check more misspelled words of Gummata to spell it correct.