This is the 1899th most frequent German word.
wesel
"Wesel" is not an actual German word; it is the name of a town in Germany.
'wechseln' is a verb here meaning 'to switch' or 'exchange', typically used in the context of currency or physical objects.
Ich möchte mein Geld wechseln.
I would like to exchange my money.
Again, 'wechseln' as a verb is used to describe the action of changing or switching, this time referring to academic courses.
Die Schüler wechseln ihre Kurse zum neuen Semester.
The students change their courses for the new semester.
Here, 'Wechsel' is used as a noun meaning 'change' or 'switch', referring to the transition from one weather condition to another.