.fp

.fp 

n f

Assign font f to position n . n ranges from 1 to 4 (in otroff) and from 1 to 9 (in ditroff).

Examples

.fp 7 CW   \" position 7 is constant width
.fp 8 CI   \" position 8 is constant italic
.fp 9 CB   \" position 9 is constant bold