to mind one's p's and q's
phraseto do one's best to be as proper and polite as one is capable of
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to mind / watch one's language / tongue
phraseto speak in a manner that is not inappropriate, vulgar, or offensive
2
to mind / watch one's manners
phraseto make sure to behave appropriately and politely
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on one's best behavior
phraseas polite and well-mannered as one can be
4
politically correct
phrase(of people, their words, or behavior) not offensive to people of different races, ethnicities, genders, etc.
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Queensberry rules
nounbehavior that is acceptable and considered to be appropriate within a certain setting
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to put one's best foot forward
phraseto try to behave in the best way possible so as to make a good impression or gain approval
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to stand on ceremony
phraseto behave in an overly polite and formal manner
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watch one's mouth
sentenceused to tell a person that they should talk in a way that is not rude, vulgar, or offensive
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to pardon / excuse one's French / language
phraseto forgive one's use of vulgar or offensive words
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as a matter of form
phrasesaid of something that is done only for the sake of formality or just to keep up appearances
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to show sb the door
phraseto accompany a guest, visitor, etc. to the exit of a room or building
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to keep a civil tongue
phraseto speak in a manner marked by politeness and dignity
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to mince one's words
phraseto choose words carefully so as to avoid offense or give an impression different from the truth
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to pull one's punches
phraseto deliberately hold back or lessen the force or impact of one's actions, often to avoid causing harm or offense
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