From Longman Dictionary of Contemporary Englishotherworldlyoth‧er‧world‧ly /ˌʌðəˈwɜːldli◂ $ ˌʌðərˈwɜːr-/ adjective RRrelating to religious thoughts and ideas rather than with normal daily life
Examples from the Corpus
otherworldly• The humpback whales make otherworldly sounds.• In this otherworldly space of time, the surprise could be complete. 