Nettle
'nettle' is the definition.
(I know that nettle can be written as rile)
This is the entire clue.
(Other definitions for rile that I've seen before include "Get up nose of" , "Annoy, nettle" , "Provoke" , "bug" , "Bother" .)
'nettle' is the definition.
(I've seen this in another clue)
This is all the clue.
(Another definition for roil that I've seen is " Set up Rollers".)
'nettle' is the definition.
(both can mean to irritate)
This is all the clue.
(Other definitions for irk that I've seen before include "Irritate, annoy" , "upset" , "Severely annoy" , "Annoy in quirky way" , "Irritate, vex" .)