** 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 ->
("sich+Acc bücken" - ONLY in the sense of bending to pick something up. For stretching and Yoga, "vorbeugen" is the proper term. "bücken" is also sometimes used in context of making yourself small, figuratively.)