Tough

"Tough" in Russian

жёсткий

žóstkij

(difficult to chew)

про́чный

próčnyj

(material science: undergoing plastic deformation before breaking)

тру́дный

trúdnyj

(harsh or severe)

тя́жкий

tjážkij

(harsh or severe)

тяжёлый

tjažólyj

(harsh or severe)

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