1. To withdraw from fellowship or association; to separate one's self.

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

• seese,
• decete,
• sucde,
• sesed,
• sucide,
• ceceded,
• setee,
• serced,
• secere,
• secedded,
• syced,
• secod,
• secert,
• seeed,
• sucude,
• seceret,
• seece,
• succede,
• suecide,
• ecide

• sexed,
• seaside,
• seized.

The adverb form of the word "secede" is "secededly".

The adjective form of "secede" is "secessionist".

The plural form of the word "secede" is "secede." The word remains the same, regardless of whether it is singular or plural.

The singular form of the word "secede" is "secession"