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Definition of Undefatigable
1. a. Indefatigable.
2. a. Indefatigable.
Definition of Undefatigable
1. Adjective. (obsolete form of indefatigable) ¹
¹ Source: wiktionary.com
|  | 
1. a. Indefatigable.
2. a. Indefatigable.
1. Adjective. (obsolete form of indefatigable) ¹
¹ Source: wiktionary.com