wildfire

setting a field ablaze

(obsolete) to change on its own by means of fire, light, chemicals, or other means: to burn, to tan, to be cooked

to bake, to grill / to burn / to burn (to write data to a permanent storage medium) / to use heat or flame to prepare something for eating or using: / to expose to sunlight and cause to change color: to tan one's skin

the whole, entire

originally, from the beginning

forest

fire / a flame / cooking fire / a firestarter / sparks / light (matches or lighter)

To exhaust; deplete; use up. / serve, assist

to do to exhaustion, to do something completely