Sword impenetrable Synonyms

We can't find synonyms for the phrase "Sword impenetrable", but we have synonyms for terms, you can combine them.

Sword Synonyms

Impenetrable Synonyms

SI abbreviation

SI is an abbreviation for Sword Impenetrable
What does SI stand for?
SI stands for "Sword Impenetrable"

Definitions for Sword


  • (noun) a hand weapon with a length of metal sharpened on one or both sides and usually tapered to a sharp point
  • (noun) a cutting or thrusting weapon that has a long metal blade and a hilt with a hand guard

Definitions for Impenetrable


  • (adjective) impossible to get through or into
  • (adjective) being beyond one's powers to know, understand, or explain
  • (adjective) impossible to understand