The crossword solution for the term 'FIRE' (ignite) is 'seton'. Seton is a surname of English origin, derived from the Old English word 'sǣte', meaning 'SETTLEMENT'. It is also a given name, derived from the Old English word 'sēte', meaning 'to set'. In terms of FIRE, the term 'seton' can refer to a type of FIRE-lighting technique that involves using a piece of flint and steel to create sparks. This technique is often used in outdoor activities such as camping and bushcraft.