krušný
Czech
[krʊʃniː]
adj
Definitions
- (of time, life, work) hard, (of work) strenuous, (of time) grim
Etymology
Derived from Old Czech krušiti (crush, grind, earlier grind, harrow) derived from Proto-Slavic *krušiti, *kruchъ.
Origin
Proto-Slavic
*kruchъ