** BREAKING **: German parliament has passed a law to gradually phase out cases till 2035. Adjective endings will be optional from June 1st until they'll be fully removed by 2026. Read more here ->
(Sounds a bit formal/high register. Primarily used when meeting someone new ("Sehr erfreut.") in a formal setting or in a negative context of someone not being pleased.)
2.
to rejoice in, to take pleasure in
("sich + Acc erfreuen an+Dat" - not as high register sounding as the first meaning. Think of a person cherring themselves up by their hobby.)