Say me forward and I'm heavy. Say me backward and I'm nothing at all. What word am I?

TON — read backward, it spells NOT.

Did You Know?

Interestingly, the word "stressed" spelled backwards reads "desserts" — one of the most famous examples of a semordnilap, a term for words that form new meaningful words when reversed. Linguists have identified hundreds of such word pairs in English, showcasing the playful symmetry hidden within our language.