Antonyms:

constant-width font, fixed-width font, monospaced font, typewriter font

a typeface is which each character is given the same width (as by a typewriter)

types:

Bodoni, Bodoni font, modern, modern font

a typeface (based on an 18th century design by Gianbattista Bodoni) distinguished by regular shape and hairline serifs and heavy downstrokes

old style, old style font

a typeface (based on an 18th century design) distinguished by irregularity and slanted ascender serifs and little contrast between light and heavy strokes

roman, roman letters, roman print, roman type

a typeface used in ancient Roman inscriptions

type of:

case, face, font, fount, typeface

a specific size and style of type within a type family