Firefighter and Smoke jumper

Firefighter noun - A member of a fire department who tries to extinguish fires.

Smoke jumper and firefighter are semantically related in one who extinguishes fires topic. In some cases you can use "Smoke jumper" instead a noun "Firefighter".

Firefighter and smoke jumper are semantically related in one who extinguishes fires topic. You can use "Firefighter" instead a noun phrase "Smoke jumper".