1. The wilful purning of a house or other building.

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

• aron,
• rason,
• causon,
• assor,
• yearson,
• assoc,
• aleson,
• arzona,
• verson,
• awsone,
• arrson,
• appon,
• arsonel,
• armony,
• asoon,
• arsin,
• areson,
• serson,
• virson,
• alsoon

• argonne,
• arizona,
• arsenic,
• arcanum,
• arcand,
• argemone,
• arjuna,
• argent,
• argonon,
• aragon,
• arsine,
• arcane,
• arrogant,
• arjona,
• arizonan,
• arsonist,
• arkin,
• arsenal,
• Arrison,
• argon,
• argonaut,
• Argento.

The adjective form of the word "arson" is "arsonous".

The plural of the "arson" can be the "arsons".

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