Added 10 October 2026 ruthlessly /ˈɹuːθ.ləs.li/ adverb Categories: Describing WordsRare Words adverb ! Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about ruthlessly at Wordnik → Where our words come from → In a ruthless manner. the government has been urged to take immediate action to deal ruthlessly with the strikers Related Words: mercilesslyrecklesslyindiscriminatelyimplacablycruellyrelentlesslyinexorablytirelesslyfiendishlyunscrupulouslycynicallysternly Back to today's word