Notices disturbance around old city for maladjusted people (9)

'maladjusted people' is the definition.
The answer and definition can be both people as well as being plural nouns.
Perhaps there's an association between them I don't understand?

'notices disturbance around old city' is the wordplay.
'disturbance' indicates anagramming the letters.
'around' indicates putting letters inside.
'old city' becomes 'ur' (ancient city state).
'notices' with letters rearranged gives 'neotics'.
'neotics' going around 'ur' is 'NEUROTICS'.

'for' is the link.

Can you help me to learn more?