adj. creak·i·er, creak·i·est
1. Tending to creak.
2. Shaky or infirm, as with age; decrepit: creaky knee joints; a creaky regime.
3. Linguistics Of or relating to a speech sound that is produced with the vocal cords loosely compressed, resulting in irregular, very low-pitched voicing.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.