Hyper and Keyed up

Hyper adjective - Easily excited by nature.

Keyed up and hyper are semantically related in pressure topic. In some cases you can use "Keyed up" instead an adjective "Hyper", when it comes to topics like frantic, distressed, tense.

Hyper and keyed up are semantically related in pressure topic. Sometimes you can use "Hyper" instead an adjective "Keyed up", if it concerns topics such as nervous, frantic, distressed, tense.