iocundus
Could not find iocunda in Logeion dictionaries.
iocunda Adjective: feminine nominative singular, Adjective: neuter nominative plural, Adjective: feminine vocative singular, Adjective: neuter accusative plural, Adjective: neuter vocative plural, Adjective: feminine ablative singular of iocundus
jŏcundus, a, um, v. iucundus (late Lat.), Vop. Proc. 12, 6.