Does it have to do with an awesome(or... alcoholic?) director of the St. Petersburg Conservatory (1905-1928)?
lol I know, it was just a distracter.Huilunsoittaja, sorry I didn't accept your question, it might have been on the right track, but it wasn't, so I let it go.
Ah! That's probably it.Or, the answer is you can put 'y' at the end of them and make a new word