I have skirted around wordnets, because I'm not really a linguist - more of a technical documentation writer - but I will check it out now that I have a clue wh

I have skirted around wordnets, because I'm not really a linguist - more of a technical documentation writer - but I will check it out now that I have a clue what to search for. Do you have any pointers to functional software tools for the creation of wordnets that you'd recommend?