Shutlewise or Shuttlewise: How To spell?
The word Shutlewise is misspelled against Shuttlewise, an adverb meaning "Back and forth, like the movement of a shuttle."
Shuttlewise has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings shu & lewise which should not be misspelled with single 'T'
Wrong Spelling:  shu-t-lewise  Correct Spelling:  shu-tt-lewise 
Check more misspelled words of Shuttlewise to spell it correct.