In a manner that lacks violence, passion, or emotional intensity; without bloodshed.
From 'bloodless' (without blood/without violence) plus '-ly' adverb suffix. The adjective emerged in the 16th century.
A 'bloodless coup' sounds like an oxymoron—overthrowing a government without violence—but history shows it's possible when institutions are already weak.
Complete word intelligence in one call. Free tier — 50 lookups/day.