The antonyms for the word "reduce" are "increase," "boost," "enlarge," "expand," "grow," "multiply," and "augment." When we talk about reducing something, we mean decreasing its size, amount, or intensity. However, sometimes we want to improve or enhance things, and that's where these antonyms come in handy. For instance, we may want to increase our productivity, enlarge our network, or grow our business. Similarly, we may need to boost our confidence, multiply our efforts, or augment our resources. Therefore, it's essential to know the antonyms of terms to use them appropriately and achieve the desired outcomes.