These-Ones-Those-Ones | Commonly Confused Words

These ones

/ðiːz wʌnz/

Used to refer to specific items or people that are near or recently mentioned

Please pass those apples, not these ones.I prefer these ones over those, they seem fresher.Do you like this set of curtains or these ones?

This word has no antonyms

/ðoʊz wʌnz/

Used to refer to specific people, animals, or things previously mentioned or easily identified.

Please hand me those ones on the top shelf.I prefer those ones with the red covers.Are those ones still available for purchase?

This word has no synonyms

These ones is generally used to refer to objects or people that are nearer to the speaker.
Those ones is used to refer to objects or people that are further away from the speaker.
Both phrases are considered informal, and some people argue their use can be redundant as these and those can function independently without ones.
Remember: These ones = near, Those ones = far.
These and those already imply plurality and can stand alone without ones.