caffeine
caf-feine
noun
A natural stimulant found in coffee, tea, and energy drinks, often consumed for alertness.
"She needs her morning coffee for a caffeine boost."
Thesaurus
Synonyms: caffein
caf-feine
A natural stimulant found in coffee, tea, and energy drinks, often consumed for alertness.
"She needs her morning coffee for a caffeine boost."
Synonyms: caffein