Augment and Step up

Augment verb - To make greater in size, amount, or number.

Step up is a synonym for augment in up topic. In some cases you can use "Step up" instead a verb "Augment", when it comes to topics like increase. informal substitute

Nearby Words: augmentation, augmented, augmenting, augmentative

Step up verb - To make markedly greater in measure or degree.

Augment is a synonym for step up in increase topic. You can use "Augment" instead a verb "Step up", if it concerns topics such as accelerate.