uxellodunum

Dear list members
i must apologize for my defficient english ( I'll try to improvenext
times)
I' very interested in find out as may cognates to uxello/uxellodunum/ux
ama/uxo, al of them celtic place-names, in every part of Europe.
I know some of them in Spain, France, England, etc.
I would lik also as much information as possible as to i.e. root uks-
Thank you all
vicente centelles