Incorrect spelling, explanation: marshmallow instantly makes us think about nice mellow things, which may make us think of the spelling such as marshmellow. This is, however, not correct, as the root of the word leads back to a plant from which first marshmallows were made, from a Malvaceae family. This Latin root dictates the current spelling of the word with an a.

Correct spelling, explanation: marshmallow, which we mostly know as a sweet, actually has its roots in a plant: a marsh mallow. Mallow here comes from the Latin plant of the name malva, which explains why even though the pronunciation may suggest otherwise, the spelling should stay with a instead of e.

Definition of marshmallow:
noun
1. A soft confectionery made from sugar and gelatin.
My favorite winter dessert is hot cocoa with marshmallows.
2. A European plant from the Malvaceae family.
Did you know that originally marshmallows were made out of a marshmallow plant’s roots?