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

That complexity can mean longer trajectories, harder reasoning tasks, and more files in an environment. — Wen Shao, Fortune, 1 Oct. 2026

The right time to bring in CFO-level expertise is determined by complexity, risk and the importance of the decisions ahead. — Loran Armstrong, Forbes.com, 1 Oct. 2026

Coating trials can be completed in two to four weeks depending on their complexity, compared with three to six months for conventional programs, according to Ateios. — Neetika Walter, Interesting Engineering, 1 Oct. 2026

Part of that is due to the complexity of some of these cases, Campbell added. — Jaclyn Diaz, NPR, 30 Sep. 2026