Related Clues:
- What a big mouth might have
- Go-with-the-flow thwarter
- Fourth letter of the Greek alphabet
- Area by the Mississippi's mouth
- Kind of blues
- Restraint needed when one's angry, upset
- Mouth that doesn't talk
- Bigmouth: associate of 20
- River-mouth
- eg Aswan
- Mouth of river
- Water outlets in citadel tactically re-routed
- Little Derek shows character by joining the Territorials
- Greek 'd'
- To block it would be a crazy upset