Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb retool
2 senses of retool
Sense 1
retool, revise -- (revise or reorganize, especially for the purpose of updating and improving; "We must retool the town's economy")
=> reorganize, reorganise, shake up -- (organize anew; "We must reorganize the company if we don't want to go under")
Sense 2
retool -- (provide (a workshop or factory) with new tools)
=> substitute, replace, interchange, exchange -- (put in the place of another; switch seemingly equivalent items; "the con artist replaced the original with a fake Rembrandt"; "substitute regular milk with fat-free milk"; "synonyms can be interchanged without a changing the context's meaning")