Tras or Trass: How To spell?
The word Tras is misspelled against Trass, a noun meaning "A white to gray volcanic tufa, formed of decomposed trachytic cinders; -- sometimes used as a cement. Hence, a coarse sort of plaster or mortar, durable in water, and used to line cisterns and other reservoirs of water."
Trass has double 'ss' in the end mispronounced as 's'Remember double 'SS' appears in the end of this word which should not be misspelled with single 'S'
Wrong Spelling:  tra-s  Correct Spelling:  tra-ss 
Browse incorrect spellings of Trass to spell it good.