Ytrious or Yttrious: How To spell?
The word Ytrious is misspelled against Yttrious, an adjective meaning "Same as Yttric."
Yttrious has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings y & rious which should not be misspelled with single 'T'
Wrong Spelling:  y-t-rious  Correct Spelling:  y-tt-rious 
Check more misspelled words of Yttrious to spell it correct.