Envelope
Envelope noun - A flat (usually rectangular) container for a letter, thin package, etc..
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Synonyms for Envelope
Vault and envelope are semantically related. In some cases you can use "Vault" instead a noun "Envelope".
How words are described
Cite this Source
Vault and Envelope. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/envelope/vault
Envelope & Vault. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/envelope/vault>.
Vault or Envelope. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/envelope/vault.
Google Ngram Viewer shows how "envelope" and "vault" have occurred on timeline