This is the 14209th most frequent German word.
gütlich
"Friendly," "amicable," or "peaceful."
In this context, 'gütlich' is used as an adverb to describe how the disagreement was resolved, implying with mutual agreement and without conflict.
Wir haben die Meinungsverschiedenheit gütlich beigelegt.
We amicably resolved our disagreement.
'Gütlich' here functions as an adverb suggesting the manner of settling the matter, emphasizing a peaceful and agreeable resolution.
Lass uns versuchen, diese Angelegenheit gütlich zu klären.
Let's try to settle this matter amicably.
In this context, 'gütlich' is an adjective describing her nature as kind-hearted and friendly, which is endearing to others.