This is the 13198th most frequent German word.
attestiert
"Attestiert" means "certified" or "attested."
Here, 'attestiert' is used to mean 'certified' or 'confirmed' officially by a party such as a doctor.
Der Arzt hat dem Patienten seine Genesung attestiert.
The doctor attested to the patient's recovery.
In this sentence, 'attestiert' means 'verified' or 'acknowledged' formally by an institution.
Die Behörde hat die Echtheit des Dokuments attestiert.
The authority attested to the authenticity of the document.
'Attestiert' in this context conveys the recognition or validation of someone's skills or attributes by another party.