This is the 14663rd most frequent German word.
mutete
"Mutete" is not a standalone word in German; it could be a conjugated form of "muten," meaning "to seem" or "to appear" in archaic usage.
Here, 'mutete' is used to indicate that the old picture evoked a mystical feel or appearance.
Das alte Bild mutete mystisch an.
The old picture seemed mystical.
In this sentence, 'mutete' is used as the past tense of 'zumuten', meaning to impose or expect something burdensome.
Er mutete seinen Schülern zu viele Aufgaben zu.
He demanded too many tasks from his students.
Here, 'mutete' is used to express that the sound caused an impression of being exotic.