tireless
/tˈaɪɚləs/
Word Rarity
Rare
Frequency: Zipf frequency 3.04 in modern English
8
Scrabble Score
8
Letters
3
Syllables
6
Unique Chars
Meaning
adj
Indefatigable, untiring and not yielding to fatigue
Example Sentences
Etymology
Etymology tree English tire Proto-Indo-European *lewh₁- Proto-Indo-European *lewHs-der. Proto-Germanic *leusaną Proto-Germanic *lausaz Proto-Germanic *-lausaz Proto-West Germanic *-laus Old English -lēas Middle English -les English -less English tireless From tire (“to become sleepy or weary”) + -less.
Usage
- American usage