The term 'for life' can be represented by four different crossword solutions: LUST, MATE, SET, and SCAR. LUST is a strong feeling of desire or longing for something, usually referring to sexual desire. MATE is a partner or spouse, often used in the context of marriage. SET is an arrangement of objects or people in a particular order or position. Finally, SCAR is a mark left on the skin after a wound or injury has healed.