HEAVY (5 letters) The crossword solutions for the term 'VERY WEIGHTY' are 'OBESE' and 'HEAVY'. OBESE is a medical term used to describe someone who is significantly overweight, with a body mass index (BMI) of 30 or higher. It is usually caused by an unhealthy lifestyle, such as eating too much and not exercising enough. On the other hand, HEAVY is a more general term used to describe something that is of considerable weight. It can be used to describe both people and objects.