Incorrect spelling, explanation: this word has a rich etymology. Take a look at its previous versions to see that it should contain two -p consonants. Remember that the spelling is sometimes different from the pronunciation, especially if the word is pronounced very quickly. The only correct form of this word is pumpkin, not pumkin.

Correct spelling, explanation: the word pumpkin has a long history – it comes from French, Latin, and Greek. We can check what several previous versions of the modern word looked like. Each of them included two -p letters, which has not changed until today. That’s why we should write this word as pumpkin, not pumkin.

Definition of pumpkin:
noun, a round, orange type of squash that grows on a plant
What does pumpkin taste like?
I finished carving a pumpkin and I’m going to put a lit candle inside of it.