The term 'very popular' can be described by three crossword solutions: HOT (3 letters), ADORED (6 letters), and REDHOT (6 letters). HOT is an adjective used to describe something that is very warm or has a high temperature. It is also used to describe something that is fashionable or in demand. ADORED is an adjective used to describe something that is loved or admired deeply. REDHOT is an adjective used to describe something that is extremely popular or in demand. All three words are used to describe something that is very popular.