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Dictionary-enhanced synonyms

Synonyms for “Basis” — 4 Other Ways to Say It

The main reason, principle, or foundation that something is built or decided on.

IPA: /ˈbeɪsɪs/Level: B1Register: neutralPart of speech: noun

Meaning of Basis

the underlying principle, foundation, or reason for something; the starting point.

How to Pronounce Basis

IPA: /ˈbeɪsɪs/ Stress: Oo

Two syllables: BAY-sis. Stress on first syllable. The 'sis' ending sounds like 'sis'.

Full pronunciation guide for basis →

4 Synonyms for Basis — Words Similar to Basis

Browse alternative words with their meaning, level, and a real example sentence so you pick the synonym that fits your context.

foundation

/faʊnˈdeɪ.ʃən/
noun B1

The strong base that supports a building; also the fundamental idea or principle that something is built on.

Example: Workers dug deep to build a strong foundation for the house.

principle

/ˈprɪnsəpəl/
noun B2 Formal

A basic rule or truth that explains how something works.

Example: The principle of gravity explains why objects fall.

ground

/ɡraʊnd/
noun A1

The solid earth or land surface where we walk and build on.

Example: The child sat on the ground and played with toys.

reason

/ˈriːzən/
noun A1

The cause or explanation why something happens or is true.

Example: The reason for the delay is unclear.

Smart Synonyms for Basis — When to Use Each

foundation

when describing the underlying structure or support system

principle

when discussing fundamental beliefs or rules guiding decisions

How to Use Basis and Its Synonyms in Sentences

  • Trust is the basis of a good friendship. B1
  • The study forms the basis for new government policy. B2
  • On a daily basis, she walks to work. B1

Frequently Asked Questions About Synonyms of Basis

What is another word for "basis"?

Common synonyms for "basis" include: foundation, principle, ground, reason.

What can I say instead of "basis"?

Try one of these alternatives: foundation, principle, ground, reason. Pick the synonym whose register and meaning fits your sentence — see the cards above for definitions and examples.

Is "basis" formal or informal?

"basis" is generally used in neutral contexts.

When should I use "basis" instead of "foundation"?

Use "basis" when you want to keep the exact nuance shown in the meaning section above; switch to "foundation" when you need a different register, level, or shade of meaning. Compare the cards above to decide.

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