trisagion /tri-sagˈi-on/

1. An ancient hymn consisting of the words ‘O Holy God, holy and mighty, holy and immortal, have mercy on us’
2. Loosely, the Tersanctus

• unspars
• unspeak
• unspeakable
• unspeakableness
• unspeakablenesses
• unspeakably
• unspeaking
• unspeaks
• unspecialised
• unspecialized
• unspecific
• unspecified
• unspectacled
• unspectacular
• unspeculative
• unsped
• unspell
• unspelled
• unspelling
• unspells
• unspent
• unsphere
• unsphered
• unspheres
• unsphering