soundless C2+ Topic:Describing Qualities US /ˈsaʊndləs/ UK /ˈsaʊndləs/ See IPA manual Meanings 1 adj making or accompanied by no sound; silent A soundless flash of lightning lit the distant hills. Thesaurus Synonyms 1 adj · making or accompanied by no... silentnoiselessmutequietstillhushed ↔ Opposites noisyloudaudibleresonant Word family Derived forms soundlesslysoundlessness Related forms sound Etymology AI details From sound (noise) + -less. Sound derives from Old French son, soun, from Latin sonus ('sound'), from Proto-Indo-European *swen- ('to sound, resound'). sonus Latin *swen- Proto-Indo-European View etymology graph -> Topics Describing Qualities Word Formation & Derivatives External links Google Images Cambridge Dictionary Wiktionary # soundless **Type:** Word **Level:** C2+ **Part of speech:** adj **IPA (US):** /ˈsaʊndləs/ **IPA (UK):** /ˈsaʊndləs/ ## Meanings 1. making or accompanied by no sound; silent ## Examples - A soundless flash of lightning lit the distant hills. ## Synonyms - silent - noiseless - mute - quiet - still - hushed ## Antonyms - noisy - loud - audible - resonant ## Derived Forms - soundlessly - soundlessness ## Related Forms - sound ## Roots and Affixes - Root: sonus - Root: *swen- ## Etymology From sound (noise) + -less. Sound derives from Old French son, soun, from Latin sonus ('sound'), from Proto-Indo-European *swen- ('to sound, resound'). ## AI Etymology Soundless comes from sound (noise) + -less. Sound derives from Old French son, soun, from Latin sonus ('sound'), from Proto-Indo-European *swen- ('to sound, resound'). The historical chain includes Latin sonus and Proto-Indo-European *swen-. The quoted older senses, "sound" and "to sound, resound", supply the semantic anchors for soundless. The formation is best read as suffixal and borrowed: the word soundless carries its older form-history into a compact English lexical shape. In present English it is used as a adj, "making or accompanied by no sound; silent". English derivatives include soundlessly and soundlessness; related English forms include sound. The result is a adj whose etymology preserves both the older form and the later English specialization. ## Topics - Describing Qualities - Word Formation & Derivatives markdown