Smoothed (6)
'smoothed' is the definition.
(similar in meaning)
This is all the clue.
(Other definitions for ironed that I've seen before include "Smoothed the cloth with heat" , "Smoothed out wrinkles" , "Smoothed with domestic device" , "Got rid of creases" , "Smoothed with hot metal" .)
(Other definitions for evened that I've seen before include "Made smooth or equalised" , "Made level" , "Made smooth and regular" , "Levelled" .)