Unlosen or Unloosen: How To spell?
The word Unlosen is misspelled against Unloosen, a verb meaning "To loosen; to unloose."
Unloosen has double "oo" is mispronounced as "o"Remember double 'OO' in between the strings unl & sen which should not be misspelled with single 'O'
Wrong Spelling:  unl-o-sen  Correct Spelling:  unl-oo-sen 
Find more incorrect spellings of Unloosen to spell right way.