The term RELIED UPON can be broken down into four crossword solutions: TRUSTED (7 letters), DEPENDED (8 letters), DEPICTED (8 letters), and LOOKEDTO (8 letters). TRUSTED means to have faith or confidence in someone or something, while DEPENDED implies that one is relying on another for support. DEPICTED means to represent something in a picture or other form of art, and LOOKEDTO suggests that one is seeking guidance from another. All four words indicate that someone is relying on another for help or guidance.