# spine vs sponge

> English confusable word pair

## The two words

### spine
*noun · IPA /spaɪn/ · frequency rank #7,983*
A series of bones situated at the back from the head to the pelvis of a human, or from the head to the tail of an animal, enclosing the spinal cord and providing support for the thorax and abdomen.

### sponge
*noun · IPA /spʌnd͡ʒ/ · frequency rank #13,246*
Any of various marine invertebrates of the phylum Porifera, that have a porous skeleton often of silica.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/vs/spine-vs-sponge