sentences:  Job titles usually have both a masculine and feminine version, the latter usually derived from the former by means of the suffix , for example, "businessman" and "businesswoman", "(male) secretary" and "(female) secretary", "(male) officer" and "(female) officer".In the last example, compare Welsh which uses the grammatically masculine term for both males and females.Occasionally, nouns of have only one gender despite referring to either males or females, for example "messenger" is always feminine.