Complex
Complex adjective - Having many parts or aspects that are usually interrelated.
Obscure is a synonym for complex in characteristic topic. In some cases you can use "Obscure" instead an adjective "Complex", when it comes to topics like abstruse, difficult to understand.
Obscure
Obscure adjective - Having an often intentionally veiled or uncertain meaning.
Usage example: a fantasy writer who likes to put lots of obscure references and images in her tales of wizards and warlocks
Complex is a synonym for obscure in abstruse topic. Sometimes you can use "Complex" instead an adjective "Obscure", if it concerns topics such as characteristic.
Mutual synonyms
Related pairs
Both words in one sentence
- White Ladies, human Churches, Masan clans, Hyperboreans and uninitiated humans don't have dedicated Sources, relying on more complex or obscure ways of obtaining mana.
Source: Mutually Exclusive Magic - Blade's history was complex for an obscure character and Marc didn't want to write about him.
Source: Backstory - Not only do his lyrics contain many obscure references, but the music itself is often quite complex, featuring odd time signatures and "quotes" from other songs.
Source: Genius Bonus / Music
Cite this Source
Obscure and Complex. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/complex/obscure
Complex & Obscure. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/complex/obscure>.
Obscure or Complex. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/complex/obscure.
Google Ngram Viewer shows how "complex" and "obscure" have occurred on timeline