Fastness

"Fastness" in Russian

кре́пость

krépostʹ

(fortified or secure place — see also fortress, stronghold)

опло́т

oplót

(fortified or secure place — see also fortress, stronghold)

тверды́ня

tverdýnja

(fortified or secure place — see also fortress, stronghold)

цитаде́ль

citadélʹ

(fortified or secure place — see also fortress, stronghold)

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