Acknowledge is a synonym of Confirm. Confirm is a type of Strengthen. Strengthen is a synonym of Nerve. Nerve is related to Transmit. 
Department is part of Institution. Department is related to Business. Business is related to Place. 
Acknowledge <--Synonym--> Confirm --IsA--> Strengthen <--Synonym--> Nerve <--RelatedTo--> Transmit 
Institution <--PartOf-- Department <--RelatedTo--> Business <--RelatedTo--> Place 