Words Containing SP and Ending in X

Making a list of words with SP that end in X? Sounds fun. Also sounds pretty specific. A list like that could go a long way, we're sure. This complete word list is tailored to your search parameters, whether they are words with SP or words that end in X. Or both, obviously.

13 letter words1 Word
hieracosphinx
11 letter words2 Words
androsphinx
speculatrix
10 letter words2 Words
gaspereaux
spectatrix
9 letter words1 Word
spondulix
8 letter words2 Words
haruspex
spinifex
7 letter words3 Words
aruspex
perspex
spandex
6 letter words4 Words
auspex
spadix
sphinx
sphynx