From Longman Dictionary of Contemporary Englishremorselessre‧morse‧less /rɪˈmɔːsləs $ -ˈmɔːr-/ adjective 1 STOP something THAT IS HAPPENINGsomething bad or threatening that is remorseless continues to happen and seems impossible to stop SYN relentless the remorseless winter winds2 CRUELcruel, and not caring how much other people are hurt SYN merciless a remorseless murderer —remorselessly adverb
Examples from the Corpus
remorseless• But the pressure for productivity has sometimes been remorseless.• the remorseless advance of the invading army• The sea is remorseless and patient.• He offered no rebuttal to those who called him a remorseless animal.• A remorseless gray drizzle fell all day long.• Farley was shown to be a remorseless killer and a chronic liar.• It took them four hours to decide that this vicious, remorseless killer should die.• On the main line, the remorseless reduction in fleet sizes resulted in Mark 3 vehicles steadily being more predominant.• The remorseless spread of the virus has led to the deaths of thousands.• Ash and sugar maple trees were shooting up among the apple trees in the remorseless struggle for light.• The room was silent, apart from the hollow and remorseless tick of a grandfather clock in the corner.• It was endowed with an endless capacity for multiplication and a remorseless urge to advance. 