Indefatigable

"Indefatigable" in Russian

неуста́нный

neustánnyj

(extremely persistent and untiring)

неутоми́мый

neutomímyj

(extremely persistent and untiring)

упо́рный

upórnyj

(extremely persistent and untiring)

More for "indefatigable"

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.