Possible Clues:

• Fool ignoring a kind son in a rough way
• In some way
• Old defences protecting second front? In a way
• That's inferior, being slightly unwell, missing out
• Loosely speaking
• Roughly, or in a rather inferior kind
• Ill but not out, just rough
• Old strongholds coming across small and inferior
• Inferior and under the weather, dropping out
• Love keeps overwhelming son, in a way