Synonyms of complexity

complexity

noun

kəm-ˈplek-sə-tē 

1

as in complexness

the state or quality of having many interrelated parts or aspects

the complexity of the company's computer system is such that a full-time employee is needed to maintain it

Synonyms & Similar Words

• complexness
• sophistication
• intricacy
• elaborateness
• complicatedness
• involution
• complication
• heterogeneity
• diversity
• knottiness
• complicacy
• intricateness
• multifariousness
• incomprehensibility
• impenetrability
• inexplicability
• heterogeneousness

Antonyms & Near Antonyms

• simplicity
• simplification
• uniformity
• plainness
• simpleness
• homogeneity

2

as in difficulty

something that makes a situation more complicated or difficult

the political complexities that the secretary-general must deal with

Synonyms & Similar Words

• difficulty
• complication
• intricacy
• convolution
• headache
• complicacy
• subtlety
• matter
• ramification
• fly in the ointment
• side effect
• technicality
• trouble
• aftereffect
• annoyance
• inconvenience
• bitch
• bother

Example Sentences

Recent Examples of complexity

Lucille Ix, Advance Denim’s marketing associate, said the mill has added more complexity to its indigo shades with subtle inky green casts. — Angela Velasquez, Footwear News, 28 Oct. 2026

Each layer helps close the safety gap, but each also adds weight and complexity. — IEEE Spectrum, 28 Oct. 2026

The delay was caused by the complexity of connections between old and new bridge leaf elements and alignment issues crews were not expecting, according to CDOT. — Jeramie Bizzle, CBS News, 27 Oct. 2026

Watches by Patek Philippe are beloved by collectors not only for their intrinsic beauty and mechanical complexity, but also for the iconic people who have owned them, going back to the company’s royal clientele in the 19th century. — Victoria Gomelsky, Robb Report, 27 Oct. 2026