The words that are of Spanish origin. In Spanish the J is pronounced as H is in English. There are FAR too many to list.

Same as in English. Many words do not have an equivalent, so you use the same words as the origin. For Jack Russell Terrier, that is English (Brittish).

the origing word salry information

There are thousands if not tens of thousands of words of French origin in common use in English. It would be impossible to list them all in this space. "Impossible" and "space" are two of them.

Not many, for most of the time they have Spanish spelling.

wat (English 'watt', but also written 'vatio').

Some words of German origin, e.g. wagneriano (also 'vagneriano')