english: Am know this may be stupid but what are they for? do words just have the o or a at the end because that's just how they are or do they change for a female to say it or a man or does it depend on what you are talking about.
non_english: Nó cliceáil anseo: WEB -- (Scrollaigh síos beagán a fheiceáil ar an gCód leabú)