gunk /gungk/ (informal)

1. Any unpleasant, dirty, sticky material
2. Any semi-solid, usu valueless, residue from a chemical process

• farmsteads
• farm team
• farm teams
• farm-toun
• farmyard
• farmyards
• farnesol
• farnesols
• farness
• farnesses
• Far North
• faro
• Faroese
• far-off
• faros
• farouche
• far-out
• farraginous
• farrago
• farragoes
• farragos
• farrand
• farrandine
• farrandines
• farrant