agent noun ending in -'ist' for 1) natural (2) environment. Share with your friends Share 0 Anchal Dubey answered this 1) naturalist and (2) environmentalist 1 View Full Answer Jayesh Sonawane answered this Naturalist and environmentalist 1 Nidhi Baghel answered this (1) Naturalist (2) Environmentalist 3 Shantanu Kapadnis answered this Naturalist and environmentalist 1 Amarnath Ashokan answered this Naturalist Environmentalist 0