Added 10 October 2026 speechlessly adverb Categories: Describing WordsObscure Words adverb ! Definition from WordNet 3.1, Princeton University. More about speechlessly at Wordnik → Where our words come from → Without speaking. he stood up soundlessly and speechlessly and glided across the hallway and through a door Related Words: unspeakinglytonguelesslyexpressionlesslywordlesslymotionlesslyinexpressivelyverblesslyspacelesslydreamlesslysmokelesslytextlesslyunhearingly Back to today's word