A riposte is a quick and clever reply that is often made in answer to criticism of some kind.
If you are despondent, you are extremely unhappy because you are in an unpleasant situation that you do not think will improve.
If you are responsible for something, you are the cause of it and so can be blamed for it.
When you respond to something that someone does or says, you act on it or reply to it.
be compatible, similar or consistent
communication by the exchange of letters
feeling downcast and disheartened and hopeless
showing lack of care for consequences
the social force that binds you to the courses of action demanded by that force
containing or using responses
assume sponsorship of
happening or arising without apparent external cause
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