• enf,
• mve,
• mur,
• awf,
• bfs,
• bmk,
• cff,
• dfc,
• cfg,
• dmd,
• dmm,
• erf,
• mmf,
• amf,
• mnl,
• gef,
• yf,
• ifu,
• imf,
• mip

• mfa.

The adjective form of the word "mf" is "motherfucking".

The plural form of "mf" is "mfs"

The singular form of the word "mf" is "motherfucker" However, it is important to note that this term is highly offensive and should be avoided in polite conversation.