This is the 1072nd most frequent German word.
befreien
To liberate or free.
In this sentence, 'befreien' is used reflexively to signify liberating oneself from a situation or condition, in this case, chaos.
Ich muss mein Zimmer aufräumen, um mich von diesem Chaos zu befreien.
I have to clean up my room to free myself from this chaos.
Here, 'befreien' is employed in a transitive manner, showing the act of liberating an external entity—specifically, the bird from a physical constraint.
Der Soldat befreite den gefangenen Vogel aus seinem Käfig.
The soldier freed the captured bird from its cage.
This usage of 'befreien' highlights a figurative liberation from intangible things, like habits or thoughts, showcasing its versatility.