Costless
Costless adjective - Not costing or charging anything.
Usage example: maintaining a checking account with the bank is not the costless service that its advertising would have you believe
Unpaid and costless are semantically related. in free topic. In some cases you can use "Unpaid" instead an adjective "Costless", when it comes to topics like without charge.
Unpaid
Unpaid adjective - Not paid.
Usage example: unpaid wages
Mutual synonyms
Related pairs
- free and costless
- free and unpaid
- due and costless
- due and unpaid
- complimentary and costless
- complimentary and unpaid
- spontaneous and costless
- spontaneous and unpaid
- outstanding and costless
- outstanding and unpaid
- gratuitous and costless
- gratuitous and unpaid
- honorary and costless
- honorary and unpaid
Cite this Source
Unpaid and Costless. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/costless/unpaid
Costless & Unpaid. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/costless/unpaid>.
Unpaid or Costless. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/costless/unpaid.
Google Ngram Viewer shows how "costless" and "unpaid" have occurred on timeline