Magnetism (4)
'magnetism' is the definition.
(thesaurus)
This is all the clue.
(Other definitions for lure that I've seen before include "Attract with bait" , "Temptation" , "'Decoy, bait (4)'" , "Entice, bait" , "'Entice, tempt (4)'" .)
'magnetism' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for allure that I've seen before include "Glamorous appeal" , "Enticement, attraction" , "Entice; appeal" , "Charm, magnetism" , "Seduce" .)