consolidate
v.v. to combine several things into one single, stronger whole. You use this when you want to make a position more secure or simplify a group of items.
v. to combine a number of things into a single more effective or coherent whole; to reinforce or strengthen a position. Often used in financial contexts regarding debt or in political contexts regarding power.
The company plans to consolidate its offices into one building.
By paying off several high-interest credit cards with a single loan, she was able to consolidate her debt.
The new CEO sought to consolidate her power by restructuring the executive board and centralizing the decision-making process within her inner circle.
Borrowed from Latin consolidātus, from the verb consolidō, from solidus (“solid”). By surface analysis, con- + solid + -ate.
The verb is transitive and takes a direct object.
consolidate together the filesconsolidate the filesConsolidate already implies bringing things together; adding the word 'together' is redundant.