Legacy synonym data
Synonyms for “Complex” — 15 Other Ways to Say It
a conceptual whole made up of complicated and related parts
Meaning of Complex
a conceptual whole made up of complicated and related parts
15 Synonyms for Complex — Words Similar to Complex
Browse alternative words with their meaning, level, and a real example sentence so you pick the synonym that fits your context.
compound
/ˈkɑːmpaʊnd/In chemistry, two or more elements joined together as one substance. Or in language, two words put together to make a new word (like 'notebook' = 'note' + 'book').
Example: Water is a compound made of hydrogen and oxygen atoms.
intense
/ɪnˈtɛns/Very strong or powerful; done with great energy or force.
Example: The intense heat of the summer made it difficult to go outside during the day.
extensive
/ɪkˈstensɪv/Large in size, area, or amount; not limited to a small space or number.
Example: The earthquake caused extensive damage to buildings across the city.
tough
/tʌf/Strong and hard to break or damage.
Example: This leather jacket is made of tough material.
arduous
/ˈɑːrdjuəs/Very difficult and tiring; requires a lot of hard work, determination, and effort to complete.
Example: Climbing Mount Everest is an arduous journey that tests physical and mental endurance.
sensitive
/ˈsensətɪv/Noticing small details or changes; easily upset by criticism or unkind words; or reacting easily to physical things like heat or chemicals.
Example: The camera sensor is sensitive to very small amounts of light.
Antonyms of Complex — Opposite Words
Frequently Asked Questions About Synonyms of Complex
What is another word for "complex"?
Common synonyms for "complex" include: compound, complication, complicate, elaborate, tricky.
What can I say instead of "complex"?
Try one of these alternatives: compound, complication, complicate, elaborate, tricky. Pick the synonym whose register and meaning fits your sentence — see the cards above for definitions and examples.
When should I use "complex" instead of "compound"?
Use "complex" when you want to keep the exact nuance shown in the meaning section above; switch to "compound" when you need a different register, level, or shade of meaning. Compare the cards above to decide.
What are the antonyms of "complex"?
Words with the opposite meaning of "complex" include: simple.