Possible Clues:

• Dwarf in "The Hobbit"
• '... goes, ___ go'
• ". . . ___ quit!"
• 'It must be him, -- shall die ...'
• "It must be him --- shall die"
• "... goes --- do"
• "...do not know how to kiss, ___ would kiss you" ("For Whom the Bell Tolls")
• 'Protect mine innocence, ___ fall into the trap …': 'King Henry VIII'
• Pref. meaning mouth
• '... -- quit (ultimatum ending)!'