易燃物

flammable substance

easy / amiable / to change / to exchange / prefix corresponding to the English adjective suffix "-able" or "-ible" / abbr. for 易經|易经[Yi4 jing1], the Book of Changes

to burn / to ignite / to light / fig. to spark off (hopes) / to start (debate) / to raise (hopes)

thing / object / matter / abbr. for physics 物理