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

By dividing the nervous system up early, cells inherit a developmental history that allows a limited number of signals to trigger a great deal of complexity. — John Timmer, ArsTechnica, 23 Sep. 2026

At its core, this film is about people in all their complexity, contradictions and humanity. — Melanie Goodfellow, Deadline, 23 Sep. 2026

In private markets, where complexity is the norm and deadlines don’t bend, this shortage has become a risk factor that belongs in your due diligence conversations. — Steven Boydstun, Forbes.com, 23 Sep. 2026

At its launch event this month, Apple showed four Mac Studios strung together to run an AI model with a trillion parameters — a measure of complexity — to find and fix a graphics coding bug. — Stephen Nellis, USA Today, 22 Sep. 2026