The crossword solution for the term 'UP TO, WITH 'OF'' is 'CAPABLE' (7 letters). The term 'CAPABLE' means having the ability, competence, or power to do something. It is often used to describe someone who is able to do a job or task successfully. It can also be used to describe something that is able to perform a certain function. In this context, the term 'up to, with 'of'' implies that someone or something is CAPABLE of achieving a certain goal or level of success.