treason
/ˈtɹiː.zən/
Proposed by a contributor, not yet supported by evidence.
Also seen as: treasons
Sense 1
Meaning · English
The crime of betraying one’s own country.
Noun
Examples
Treaſon doth never [pro]ſper: what's the reaſon? / For yf yt [pro]ſper none dare call yt treaſon
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 2
Meaning · English
An act of treachery, betrayal of trust or confidence.
Noun
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Common questions
What does “treason” mean?
The crime of betraying one’s own country.
Is “treason” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.