Costlessly

Word Type

Adverb

The word "costlessly" can be used as a adverb.

Word Relationships

Opposites (Antonyms)

costly

Derived From

costless

Related Terms

cost costless

Related Terms

cost costless

Synonym Network

freely

More for "costlessly"

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.