Doric order
Order characterized by a squat column with no base, a capital that is not sculpted and a frieze with alternating triglyphs and metopes.
triglyph 
Ornamental panel on the frieze that features two flutes framed on each side by half flutes.
mutule 
Flat ornament, often adorned with drops, attached to the base of the cornice or the frieze.
acroterion 
Ornamental feature that rests on a base at the apex and corners of the pediment.