complexity
complexity
the state of being complicated
Learn complexity with free cards in 30 seconds.
10 minutes a day can add up to 3,000 words a year. Spaced flashcards bring each word back when it is time to remember it.
complexity fits your vocabulary level. Check your level if you are not sure.

How many words can you learn in a year?
If you learn 8-10 new words a day and review them regularly with flashcards, you can cover about 3,000 words in a year.
ZapomniEnglish brings words back at the right time: difficult words appear more often, familiar words less often.
Not sure what pace to start with? Check your vocabulary level and we will suggest words for your level.
We count words you add to learning and review regularly. Active use grows gradually and depends on practice.
| Pace | Per day | Per year | Best for |
|---|---|---|---|
| Easy | 3 words | ≈ 1,100 words | starting without pressure |
| Balanced | 5 words | ≈ 1,800 words | steady growth |
| Recommended | 8 words | ≈ 2,900 words | around 3,000 words a year |
| Fast | 10 words | ≈ 3,650 words | visible vocabulary growth |
| Intensive | 15 words | ≈ 5,500 words | strong motivation |
complexity with Russian translation
complexity usage examples
Она объяснила сложность этой проблемы.
She explained the complexity of the issue.
У этой проблемы удивительная сложность.
The problem has surprising complexity.
Learn by topic
complexity belongs to the topic "Top 5000, IT Interview". Start with a short 7-word set so the word is easier to remember in context.
complexity synonyms
What's the difference between complexity / difficulty / complication / sophistication / density
the same headword meaning: the state of being complicated
The complexity of the system makes it hard to use.
focuses on how hard something is to do or understand, not just on being complicated
She had difficulty understanding the instructions.
often means an added problem or factor that makes something more difficult
There was a complication during the surgery.
means advanced, refined complexity, often with a positive or impressive sense
The software's sophistication makes it powerful but hard to master.
means how tightly packed something is; for text or ideas, it can suggest concentrated complexity
The density of the text made it difficult to read quickly.
What's the difference
More related word breakdowns
Short comparisons help you choose the right word by meaning, context, and typical examples.

bite vs chew vs sting vs nip: разница между bite, chew, sting и nip
Разница между bite, chew, sting и nip: когда bite значит кусать, chew жевать, sting жалить, а nip слегка укусить.

carry vs wear vs take vs bring: разница между carry, wear, take и bring
Разница между carry, wear, take и bring: когда carry значит нести, wear носить одежду, take брать с собой, а bring принести.

catch vs make vs take vs board: разница между catch, make, take и board
Разница между catch, make, take и board в теме транспорта: успеть на поезд, сесть на автобус или воспользоваться транспортом.
Related words and lists for complexity
How to pronounce complexity and what this word means
complexity means complexity. This page includes translation, pronunciation, transcription, audio, usage examples and related words.
how to pronounce complexity
/kəmˈpleksəti/
complexity translation
complexity
complexity examples
She explained the complexity of the issue.
complexity transcription
/kəmˈpleksəti/, /kəmˈplɛksɪti/
Questions about this word
complexity meaning: what does it mean?
the state of being complicated
complexity pronunciation: how do you pronounce it?
complexity is pronounced as /kəmˈpleksəti/. Audio is available on this page when the word has a recording.
complexity definition and sentence examples: how is it used in a sentence?
She explained the complexity of the issue. Translation: Она объяснила сложность этой проблемы.
Is complexity part of IT Interview vocabulary?
Yes, complexity can be learned in the IT Interview topic. This semantic link helps build related word lists and topic-based practice.
Is complexity part of Professional English vocabulary?
Yes, complexity can be learned in the Professional English topic. This semantic link helps build related word lists and topic-based practice.
Learn complexity in your vocabulary
Add this word to practice, repeat it with audio, examples and your own word lists.