1. The quality or state of being permanent; continuance in the same state; duration.

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

• permancy,
• premanency,
• permanetly,
• permanen,
• permanance,
• permenence,
• permanenty,
• permanecy,
• permanenet,
• permanenly,
• permenency,
• permantenly,
• perminence,
• permanancy,
• permenancy,
• permanece,
• permanente,
• permananly,
• permanentky,
• remmanency

• per annum,
• pearman,
• permanently,
• permian,
• permanganate,
• pearmain,
• Permenter,
• permanence,
• permanent,
• perryman.

The adjective form of the word "permanency" is "permanent".

The plural of the "permanency" can be the "permanencies".

The singular of the "permanency" can be the "permanency".