Remove an item from an object

Use the delete operator on the key to remove.

var lunch = {
	sandwich: 'turkey',
	chips: 'cape cod',
	drink: 'soda'
};

// Remove the chips key from the lunch object
delete lunch.chips;

// logs {sandwich: 'turkey', drink: 'soda'}
console.log(lunch);

Source

https://vanillajstoolkit.com/reference/objects/delete/