It comes from the Old English word 'eldra', which could be considered the comparative of 'eld', an obsolete English word meaning one's age.
Comparative: older Superlative: oldest
This is a very badly worded question. If you mean "Is the word 'elder' a superlative?", the answer is "No, it is a comparative". If you mean something else, please reword the question to make your meaning clear.
The word "elder" can function as both a noun and an adjective. As a noun, it refers to someone who is older in age or has more experience. As an adjective, it describes someone or something that is older or more experienced.
"Litter" is a noun and a verb and, as such, does not have a comparative degree.
smoother is comparative of word smooth.
A comparative for the word ineffectual is more ineffectual.
comparative
comparative
comparative
There is no special English word for elder sister.
Dative ; sharp Comparative ; sharper Superlative ; sharpest.
What's the comparative and superlative of the word "exact"