Means "cheat on" in this case "unfaithful"?

[tuyet]

English Language Proficiency Tests, Advanced Level

ESL/EFL Test #44 "Scandal", question 6

Other papers asked the question: How can we trust our politicians if they ......... on society?

(a) chat
(b) chafe
(c) cheat
(d) chance

English Language Proficiency Tests, Advanced Level

ESL/EFL Test #44 "Scandal", answer 6

Other papers asked the question: How can we trust our politicians if they cheat on society?

Correct answer: (c) cheat
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"cheat on " in this case means unfaithful.is that right?is this verb phrase usually used to talk about relationship between married couple

tuyet-vn

[Mister Micawber]

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Yes. Here, unfaithful in the sense of dishonest.
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Native English teacher at Mister Micawber's

[Stew.t.]

Hi

Is cheat on used in AE in this context and not just for people cheating on their spouses?

If so then BrE makes the distinction that the example above would only use cheat.

cheers stew.t.
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Please meet Stewart Tunncilff