Here are some possibilities:
If "koppu" refers to a type of flower:
* Hibiscus - This is the most common translation for "koppu" when referring to the hibiscus flower, which is a popular flower in Kerala.
If "koppu" refers to a type of vessel or container:
* Cup - This is a possible translation for "koppu" if it refers to a small, cup-shaped vessel.
* Bowl - This is another possible translation if the "koppu" is larger and more bowl-shaped.
If "koppu" refers to a part of a plant:
* Bud - This could be a translation for "koppu" if it refers to the unopened flower bud of a plant.
If "koppu" refers to something else entirely:
Please provide more context or a sentence where "koppu" is used so I can give you a more accurate translation.