The term 'be dependent (on)' can be summarized by two crossword solutions: 'RELY' and 'RELIANT'. To be RELIANT is to depend on someone or something for support, while to RELY is to have confidence in someone or something. Both words imply a sense of trust and reliance on another person or thing. This term is often used when discussing relationships, as it implies that one person is dependent on the other for emotional or physical support.