Related Clues:

• Fortify badly-made nest - it's most risky inside
• Strengthen dispute in foreign currency
• Become stubborn if force is held by weapon
• Become more rigid
• Add starch
• Give strength to nurse keeping out of petty quarrel
• Make more rigid
• Make unbending street as long as Slough?
• Steel traps, as it were, on marshland
• Make hard points, clinching argument
• Become less flexible
• Get tense, if female carries gun around
• Pet embraced by senior set
• Upsetting attacks on wetland turn more severe
• Set well back, marsh east of Senegalese capital