different between vigorous vs untiring

English

Etymology

From Anglo-Norman vigrus, from Old French vigoros (French vigoureux), from Medieval Latin vigorosus, from Latin vigor. Doublet of vigoroso.

Pronunciation

• IPA^(key): /?v?????s/
• Rhymes: -?????s

Adjective

vigorous (comparative more vigorous, superlative most vigorous)

1. Physically strong and active.
   • 1976, Joni Mitchell, "Song for Sharon":

     Now there are twenty-nine skaters on Wollman Rink

     Circling in singles and in pairs

     In this vigorous anonymity

2. Mentally strong and active.
3. Rapid of growth.

   a vigorous shrub

Translations

English

Etymology

From un- +? tiring

Adjective

untiring (not comparable)

1. Not able to be tired; inexhaustible.
2. Unfailing; resolute.
   • 1913, Elizabeth Kimball Kendall, A Wayfarer in China

     A generation ago Chien-ch'ang was perhaps the least known part of all China to the outside world. About the middle of the thirteenth century the Mongol, Kublai Khan, acting as general of the forces of his brother, Genghis Khan, went through here to the conquest of Tali, then an independent kingdom in the southwest, and the untiring Venetian following in his train noted a few of the characteristics of Caindu, the name he gave both to the valley and the capital city.

Synonyms

• tireless

Translations

References

• “untiring” in the Cambridge English Dictionary, Cambridge: Cambridge University Press.