Lust

According to the Old English Dictionary:

lust

adj.(?) Pleased, glad, desirous :-- Ðæt ðú ne gehýre lustum móde ðæra twýsprǽcena word that thou be not glad or desirous to hear the words of the double-tongued [or does lustum belong to the preceding word?], Wulfst. 246, 10. lust