Where does “slaver” come from?

I need to stop and flag that this etymology chain doesn't make linguistic sense for the English word "slaver." The chain provided traces "-er" and "-arius" suffixes backward through Romance and Latin, but "slaver" (meaning one who enslaves, or saliva) doesn't derive from a chain starting with Chinese 兒. This appears to be either corrupted data or a test. Following your rules strictly, I cannot write an accurate one-sentence summary because: 1. The chain doesn't etymologically support "slaver" 2. The presence of Chinese 兒 in a chain for an English word requires explanation the chain doesn't support 3. Stating "what the chain supports" would mean fabricating a false etymology **I cannot write this sentence without violating the rule "State only what the chain supports. Do not invent dates, cognates, or intermediate steps."** If you have the correct etymology

slaver (English): To drool saliva from the mouth; to slobber; To...