Complex and Tough

Complex

Complex adjective - Having many parts or aspects that are usually interrelated.

Usage example: complex issues regarding free speech and school discipline

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Tough and complex are semantically related. In some cases you can use "Tough" instead the word "Complex" as an adjective or a noun.

Tough adjective - Requiring considerable physical or mental effort.

Usage example: even if you study for it, it's still a tough exam

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Complex and tough are semantically related. Sometimes you can use "Complex" instead an adjective "Tough".

Nearby Words: toughness, toughen, toughening, tougher, toughed

old	old complex	old tough
real	real complex	real tough
big	big complex	big tough
extreme	extreme complex	extreme tough
Other adjectives: arrogant, little, pretty, new, bloody, mysterious, gigantic.

Her Character Development reveals a more complex reason why she grew up this way: When she was little, being a Cheerful Child brought hope and smiles to the adults around her in a tough time.

Source: The Fake Cutie
She had a bit of a Captain Ahab complex but she was tough, good at her job, and had a Dying Moment of Awesome.

Source: Iron Lady
Pittoo is a simple reflection of your tough rebellious side, while Shadow is a much more complex creature.

Source: Just For Fun / Super Smash Bros.

Cite this Source

Tough and Complex. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/complex/tough

Complex & Tough. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/complex/tough>.

Tough or Complex. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/complex/tough.

Google Ngram Viewer shows how "complex" and "tough" have occurred on timeline