visionary

Synonyms: abstracted ambitious astral chimerical daydreaming delusory dreaming dreamy exalted fanciful fantastic grandiose ideal idealist idealistic illusory imaginary impractical in the clouds introspective lofty musing noble otherworldly pretentious prophetic quixotic radical speculative starry-eyed unreal unrealistic unworkable unworldly utopian

Antonyms: practical real realistic unromantic

Synonyms: castle-builder daydreamer don quixote dreamer enthusiast idealist mystic prophet romancer romantic seer stargazer theorist utopian zealot

Antonyms: realist