Wiktionary
bliss ninny
n. 1 (context slang pejorative English) A person who is unrealistically optimistic, or a Pollyanna and who might seem to prefer to retreat from difficult situations by professing seemingly irrelevant platitudes, rather than to directly engage with the difficulty at hand in a meaningful way. 2 (context slang spirituality English) A student who may seem to be intoxicated with spiritual teachings, but is ungrounded or untrained.
Usage examples of "bliss ninny".
Melville's narrative was born of a cynicism so profound and twisted his storytelling makes Kafka seem a bliss ninny in comparison.