Ley lines set out in a confused manner? (8)

I believe the answer is:

senilely

'in a confused manner?' is the definition.

'ley lines set out' is the wordplay.
'set out' is an anagram indicator.
'ley'+'lines'='leylines'
'leylines' is an anagram of 'SENILELY'.

I've seen this clue in The Times.

Want a hint initially instead of a full solution? Install my app