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

The scene thrums with the complexity of domestic life, the simultaneity of partnering and parenting, as well as of looking, being looked at, being overlooked, and being visually represented. — Leah Ollman, Los Angeles Times, 25 Aug. 2026

Magnet and choice programs add another layer of complexity by sending students farther from home — particularly relevant in CMS, which operates such programs across a county of more than 500 square miles. — Théoden Janes, Charlotte Observer, 25 Aug. 2026

Obviously, the game of football would forever be changed and there’s much more complexities there, especially at the professional level. — Scott Thompson Outkick, FOXNews.com, 25 Aug. 2026

Policymakers failed to appreciate the leverage, complexity and interconnectedness of a rapidly changing mortgage-finance system until the consequences became systemic. — Joao Gomes, Fortune, 25 Aug. 2026