English word acknowledged comes from English acknowledge

Detailed word origin of acknowledged

Dictionary entry	Language	Definition
acknowledge	English (eng)	(transitive) To admit the knowledge of; to recognize as a fact or truth; to declare one's belief in. To be grateful of (e.g. a benefit or an favour). To notify receipt, as of a letter.. To own as genuine or valid; to assent to (a legal instrument) to give it validity; to avow or admit in legal form.. To own or recognize in a particular quality, character or relationship; to admit the claims [...]
acknowledged	English (eng)	Generally accepted, recognized or admitted.