помогите сделать 1 и 2, просто надо переделать в сущ., переведу сам.​

Leader, writer,reader,visitor,speaker,sleeper,actor,director, conductor,driver,fighter,miner reporter,singer, skater,swimmer, teacher, traveler, sailor, inventor,founder, composer

Specialist, socialism, artist, capitalism, economist, internationalist, pianist, technician, mathematician, statistician, politician, musician, electrician, Russian, Hungarian, Canadian, Indian.