Where does “cladding” come from?

Cladding derives from English clad plus the Middle English suffix -ing, which developed from Old English -ing and -ung, ultimately tracing to Proto-Indo-European gley- and gel-, roots associated with adhering or sticking.

cladding (English): Clothing; clothes; Any hard coating, bonded onto...

Definitions

Clothing; clothes; Any hard coating, bonded onto...

Ancestry of “cladding”, step by step

Step	Language	Word	Meaning
1	English	-ing	Used to form gerunds, a type of verbal nouns,...
2	Middle English	-ynge	Alternative form of -ing
3	Old English	-ung	forming nouns from verbs, denoting verbal action...
4	Proto-Germanic	-ungō	-ing, -ion. "Forms gerund nouns from verbs."

Every word from Proto-Germanic -ungō →Every word from English -ing →Every word from Old English -ung →