What is the substitute for sweet pickle relish in thousand island dressing?

If you don't have sweet pickle relish for Thousand Island dressing, you can substitute it with finely chopped sweet pickles or a mixture of chopped cucumbers and a bit of sugar to mimic the sweetness. Another option is to use minced green bell pepper combined with a little sugar or honey for a similar flavor profile. Alternatively, you can use a bit of chopped fruit preserves, such as apricot or peach, to add sweetness.