1. The prefix dis.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• diff,
• deff,
• draf,
• enf,
• dift,
• adif,
• aio,
• zim,
• aiz,
• awf,
• bih,
• cff,
• cdi,
• dfc,
• ciu,
• cik,
• duff,
• dafa,
• dih,
• dka

• die,
• dig,
• dim,
• If,
• dis-,
• din,
• dip,
• Did.

The adjective form of the word "DIF" is "differential".

The plural form of the word "DIF" is "DIFs"

The singular form of the word "DIF" is "DIF".