Synonyms for Six-sided:

• adj.

  •all (adjective)
  • six-sided.

• n.

  •Other relevant words: (noun)
  • Hexahedral,
  • hexagonal,
  • cubic.

• Other synonyms:

  •Other relevant words (noun):
  • square,
  • rectangular,
  • quadrangular,
  • quadrilateral,
  • many-sided,
  • multilateral,
  • boxy,
  • four-sided,
  • right-angled,
  • equilateral,
  • Cubed.