thun·der·bird 
(thŭndər-bûrd′)
(thŭndər-bûrd′)n.
A spirit of thunder, lightning, and rain in the form of a huge bird in the mythology of certain Native American peoples.
thunderbird- lower class
- lower-class
- lowerclassman
- lower criticism
- Lower Egypt
- lower esophageal sphincter
- Lower Forty-Eight
- loweringly
- Lower Michigan
- Lower Michigan
- lowermost
- Lower Palatinate
- Lower Peninsula
- Lower Rhine
- Lower Sorbian
- lower the boom
- Lower Tunguska
- lower world
- lowery
- lowest common denominator
- lowest common multiple
- lowest terms
- low-fi
- low fidelity
- low-fidelity