Of course, it would be pre- because pre- means the word before the actual word and the word before the actual word in prefix is pre-.
ovum (L) means egg example is oviduct
9-letter words wordsmith 10-letter words wordsmiths 12-letter words wordsmithery 14-letter words wordsmitheries In fact, the prefix itself is " word " not " words ".
incomplete,inactive,incorrect.inaccurate,increase
ex or exo