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

According to Echodyne, the design reduces system size and manufacturing complexity while maintaining radar performance. — Aamir Khollam, Interesting Engineering, 9 July 2026

Their algorithms reward simplistic, inflammatory, emotionally resonant content over complexity, nuance, and rigor. — Rose Horowitch, The Atlantic, 8 July 2026

The trade-off is complexity—liquidity, fees and terms look smoother, but the underlying constraints haven’t changed. — Expert Panel®, Forbes.com, 8 July 2026

Blurring the boundaries between reality and delusion, psychological horror explores the mind in all its complexity, often leaving audiences questioning their own perceptions. — Ryan Lattanzio, IndieWire, 8 July 2026