草木: grass and tree - plants

草花: flower, flowering plant

(with a quasi-adjective stem) an intensifier / smells like; reeks of / (negatively) very much like; conceptually similar to

stinking, smelly, pungent; giving off a bad smell / suspicious, fishy; arousing suspicion

truck (vehicle designed for carrying cargo)

same

a surname

a surname

highway, route (when administered by the national government)

national highway; national route