おも存分ぞんぶん
omōzombun

Adverb
Expression

1. to one's heart's content; to one's complete satisfaction; as much as one likes; heartily; thoroughly; without restraint; to the full

その独裁どくさいしゃおも存分ぞんぶん特権とっけん乱用らんようした。
sono dokusaishawa omōzombun tokken'o ran'yō shita.
The dictator abused his privileges to his heart's content.
Other forms: