Matery or Mattery: How To spell?
The word Matery is misspelled against Mattery, an adjective meaning "Full of substance or matter; important."
Mattery has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings ma & ery which should not be misspelled with single 'T'
Wrong Spelling:  ma-t-ery  Correct Spelling:  ma-tt-ery 
Explore spell check of Mattery to spell without errors.