Unles or Unless: How To spell?
The word Unles is misspelled against Unless, a conjunction meaning "Upon any less condition than (the fact or thing stated in the sentence or clause which follows); if not; supposing that not; if it be not; were it not that; except; as, we shall fail unless we are industrious."
Unless 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:  unle-s  Correct Spelling:  unle-ss 
Explore spell check of Unless to spell without errors.