costlessly

C3O1S1T1L1E1S1S1L1Y4

adverb

Without cost.

Similar
freely
Opposite
costly
Scrabble 15
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Meanings

adverbcostlessly (not comparable)
  1. not comparableWithout cost.

    Synonyms: freely

Synonyms & antonyms

adverbWithout cost.

Similar
freely
Opposite
costly
Also see
free of chargegratis

Origin

From costless + -ly.

Full word history & related roots →
Cite this entry
APA

costlessly. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/costlessly

MLA

“costlessly.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/costlessly. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “costlessly,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/costlessly.

Source: costlessly on Wiktionary, CC BY-SA 4.0.