Pronunciation of "x"

To make this exercise I used toPhonetics at https://tophonetics.com.

Ex. Categorise the following words depending on the pronunciation of the letter "x".

xenophobia, exhume, exalt, exit, xenon, examination, expect, example, xylophone, lexical, exhilarate, maximum, exonerate, syntax, Xena, coccyx, Xerox

1. /ks/  2. /gz/  3. /z/



KEY
1. /ks/ coccyx, exhume, exit, expect, lexical, maximum, syntax, Xerox (second "x")
2. /gz/ exalt, examination, example, exhilarate, exonerate
3. /z/ Xena, xenon, xenophobia, Xerox (first "x"), xylophone