futilitarians

Let there be any industrial trouble of any kind, and down upon the district swoop dozens of fussy futilitarians, to argue, exhort, bully, and agitate generally.

Nights in London Thomas Burke 1915

The death penalty, say these amiables and futilitarians, creates blood-thirstiness in the unthinking masses and defeats its own ends -- is itself a cause of murder, not a check.

A Cynic Looks at Life Ambrose Bierce 1878