Masochistically is an adverb that describes actions or behaviors that are self-destructive or potentially harmful. Synonyms for masochistically include self-punishingly, self-abusively, self-destructively, self-flagellatingly, and self-mutilatingly. Other synonyms that may be used interchangeably include self-harmfully, self-injuringly, self-sacrificially, and self-reproachingly. Using any of these synonyms can help to convey the idea that someone is engaging in harmful behavior towards themselves. It is important to note, however, that relying too heavily on these terms can sometimes come across as judgmental or dismissive of the underlying issues that might be driving someone's self-destructive behavior.