There are various synonyms for the phrase "give effect" that can be used in different contexts and situations. To implement, enforce, apply, execute, enact, activate, or realize are some of the synonyms that may be used to express the same meaning as "give effect". The phrase refers to an action or process that enables the intended outcome of a decision, law, or policy. Depending on the context, different synonyms may be more appropriate or convey a slightly different meaning. For instance, activate may focus on starting a process, while enforce may imply a stronger emphasis on compliance, and realize may emphasize the achievement of a desired outcome.