Complicated
Complicated adjective - Having many parts or aspects that are usually interrelated.
Grave and complicated are semantically related. In some cases you can use "Grave" instead an adjective "Complicated".
Grave
Grave adjective - Having a matter of importance as its topic.
Complicated and grave are semantically related. Sometimes you can use "Complicated" instead an adjective "Grave".
Both words in one sentence
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One issue starts with Adam and the twins visiting the grave of Florence, who was really Rory and Pandora's sister but posed as their grandmother (it's complicated).
Source: Due to the Dead - Neon Genesis Evangelion is a complicated case: in its lightest moments it could almost be categorized as comedy, but its dark climax is... rather grave.
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Earlier, in Grave Peril, Dresden himself teams up with his own ghost (it's complicated) to devour the ghost of a sorcerer who'd previously eaten part of Harry's soul, regaining his stolen power and taking the sorcerer-ghost's.
Source: Your Soul Is Mine
Cite this Source
Grave and Complicated. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/complicated/grave
Complicated & Grave. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/complicated/grave>.
Grave or Complicated. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/complicated/grave.
Google Ngram Viewer shows how "complicated" and "grave" have occurred on timeline