a.
1.
Stiff, stiffened, inflexible, unpliant, unbending, unyielding.
2.
Stiff, bristling, erect, precipitous, steep.
3.
Sharp, severe, strict, stern, rigorous, harsh, austere, inflexible, exact, unmitigated.
4.
Sharp, cruel.
a.
1.
Stiff, stiffened, inflexible, unpliant, unbending, unyielding.
2.
Stiff, bristling, erect, precipitous, steep.
3.
Sharp, severe, strict, stern, rigorous, harsh, austere, inflexible, exact, unmitigated.
4.
Sharp, cruel.
Soule. Dictionary of English synonyms. Словарь английских синонимов. 2012