Underleter or Underletter: How To spell?
The word Underleter is misspelled against Underletter, a noun meaning "A tenant or lessee who grants a lease to another."
Underletter has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings underle & er which should not be misspelled with single 'T'
Wrong Spelling:  underle-t-er  Correct Spelling:  underle-tt-er 
Explore spell check of Underletter to spell without errors.