pro

a quid pro quo  (formal)

something that you do for someone or give to someone when they have agreed to do something for you

Usage notes: This is a Latin phrase which means 'something for something'.

(often + for ) The government's commitment to release political prisoners is a quid pro quo for the suspension of armed struggle by the rebels.

See also: quid

the pros and cons

the good and bad parts of a situation, or the reasons why you should or should not do something

Usage notes: This phrase comes from the Latin words 'pro', which means 'for' and 'contra' which means 'against'.

(often + of ) We've been discussing the pros and cons of buying a house.

See also: and, con

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pros and cons

advantages and disadvantages We've been discussing the pros and cons of buying a house.

See also: and, con