caffeinate

caffeine +‎ -ate.

caffeinate (third-person singular simple present caffeinates, present participle caffeinating, simple past and past participle caffeinated)

1. (transitive) To add caffeine to.
2. (intransitive, slang) To drink caffeinated beverages in order to increase one's energy or wakefulness or to enhance physical or mental performance.

   2008, Caffeinate With Care: Small Shots Do a Brain Better Than Big Blasts, Mathew Honan, Wired, 04.21.08

3. (transitive, slang) To inject tension into (a situation, etc.) for one's own amusement; to stir things up.
4. (transitive, slang) To provoke (a person) for one's own amusement.

• hydrate

• caffeinator