1. The staff of persons employed in some public service, as distinct from the materiel.

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

• personail,
• personnal,
• prsonnel,
• personanl,
• persoanl,
• personial,
• personer,
• personell,
• personnell,
• personl,
• personnnel,
• personael,
• personnle,
• personbal,
• personely,
• presonnel,
• persoonel,
• personnelly,
• personnly,
• persommel

• Persinger,
• person,
• personality,
• Perigone,
• personage,
• personalty,
• persoonia,
• personate,
• personalised,
• personally,
• persona,
• personhood,
• personify,
• persing,
• persian,
• personation,
• persson,
• peirson,
• personable,
• pehrson,
• personalized,
• person hour,
• Persons,
• persimmon,
• personal,
• personalize,
• personalise,
• Pearson,
• Pierson.

The adjective form of the word "personnel" is "personal".

The plural form of the word "personnel" is "personnel" as it is a collective noun and does not change in its plural form.

The singular form of the word "personnel" is "person"