subvitreousness

• a word derived from vitreous.
  vitreous

  adjective

  of the nature of or resembling glass, as in transparency, brittleness, hardness, glossiness, etc..

More Suggestions

• subconsciousness
• covetousness
• industriousness
• lugubriousness
• numerousness
• obliviousness
• righteousness
• seriousness
• sacrilegiousness