Word.ws English Dictionary

costlier

costlier is the comparative form of costly.

Meaning of costly

Adjective

costly (comparative costlier or more costly, superlative costliest or most costly)

  1. Of high cost; expensive.
    • a costly activity

Questions about costlier

What is costlier the comparative form of?
Costlier is the comparative form of costly.

Words near costlier in the dictionary

  1. costless
  2. costlessly
  3. costlessness
  4. Costley
  5. Costleys
  6. costlier
  7. costliest
  8. costlily
  9. costliness
  10. costlinesses
  11. Costlow

Source and license

Adapted from Wiktionary: costlier (page history and authors); costly (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “costlier.” Word.ws, https://word.ws/costlier. Based on Wiktionary, CC BY-SA 4.0.