Rector lied badly, irked (5)
I believe the answer is:
riled
'irked' is the definition.
(thesaurus)
'rector lied badly' is the wordplay.
'rector' becomes 'r'.
'badly' indicates anagramming the letters.
'lied' is an anagram of 'iled'.
'r'+'iled'='RILED'
(Other definitions for riled that I've seen before include "Made angry" , "Irritated, provoked" , "Annoyed" , "Vexed" , "Nettled" .)