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

This allergy to complexity in the representatives’ approach to questions was unmissable. — Kelsey Ables, The Atlantic, 23 July 2026

The World Cup proved that flawless execution makes complexity feel effortless. — Lilian Raji, Forbes.com, 23 July 2026

Capitalism is unconcerned with such complexity and mutual interdependence. — Literary Hub, 23 July 2026

The complexity of prosecuting a former foreign ruler is expected to produce an aggressive series of legal challenges before jurors ever hear the case next summer. — Kaelan Deese, The Washington Examiner, 22 July 2026