Possible Clues:

• Holier-than-thou type
• Good teacher conceals language exam in Cloud
• Principled type
• Sort mail out for preacher
• Fret about exam for puritan
• I lost arm (anag.)
• One preaching's spoken in drizzle
• Preacher has spoken in some obscurity
• Pontificator's spoken, delving into something that's hazy
• Good teacher's witty remark about dreadful liars