terrific

 
Pronunciation: /təˈrɪfɪk/

adjective

  • 1of great size, amount, or intensity: there was a terrific bang
  • informal extremely good; excellent: it’s been such a terrific day you look terrific
  • 2 archaic causing terror: his body presented a terrific emblem of death

Derivatives

terrifically

adverb
[as submodifier]: she’s been terrifically busy lately

Origin:

mid 17th century (in terrific (sense 2)): from Latin terrificus, from terrere 'frighten'