The term 'HALF Up-Front' can be described by two crossword solutions: 'SEMI' and 'hemi'. The word 'SEMI' is derived from the Latin word 'SEMIS', which means 'HALF'. The word 'hemi' is derived from the Greek word 'hemisus', which also means 'HALF'. Therefore, both words refer to the concept of something being HALF of something else. In this case, 'HALF Up-Front' refers to a payment or other transaction that requires only HALF of the total amount to be paid upfront.