Usually means: Without any expense or effort.
Definitions Related words Mentions History
We found 5 dictionaries that define the word costlessly:

General (4 matching dictionaries)
  1. costlessly: Merriam-Webster
  2. costlessly: Collins English Dictionary
  3. costlessly: Wordnik
  4. costlessly: Wiktionary

Business (1 matching dictionary)
  1. costlessly: Merriam-Webster Legal Dictionary

(Note: See cost as well.)

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Definitions from Wiktionary (costlessly)

▸ adverb:  Without cost.

Similar:
needlessly, free of charge, taxlessly, free, causelessly, weightlessly, sourcelessly, choicelessly, cashlessly, effortlessly, more...

Opposite:
expensively, at cost, dearly, pricily

Types:
free, gratis, without charge, more...

▸ Words similar to costlessly

▸ Usage examples for costlessly

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▸ Words that often appear near costlessly

▸ Rhymes of costlessly

▸ Invented words related to costlessly

Similar:
needlessly, free of charge, taxlessly, free, causelessly, weightlessly, sourcelessly, choicelessly, cashlessly, effortlessly, more...

Opposite:
expensively, at cost, dearly, pricily

Types:
free, gratis, without charge, more...



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