крѣпъкъ

From Proto-Slavic *krěpъkъ.

крѣпъкъ • (krěpŭkŭ) (comparative крѣпл҄ии or крѣпѣи or крѣплѣи or крѣпъчаи)

1. strong, healthy, powerful
2. vigorous
   • from the Slavonic Josephus:

     Наутрия вышедъше нападоша на римляны велми крѣпле.

     Nautrija vyšedŭše napadoša na rimljany velmi krěple.

     (please add an English translation of this quotation)

   • lines 112-115, from the Primary Chronicle:

     ѡльга же ꙋстреми сѧ съ сꙑнъмъ своимъ, а деревлѧне затвориша сѧ въ градѣ и борѧху сѧ крѣпко изъ града.

     olĭga že ustremi sę sŭ synŭmŭ svoimŭ, a derevlęne zatvoriša sę vŭ gradě i boręxu sę krěpko izŭ grada.

     Olga set forth with her son, but the Derevlians holed up in their stronghold and fought strenuously from their fortress.

• крѣпъ (krěpŭ)

• Mali staroslavensko-hrvatski rječnik, Matica hrvatska, Zagreb, 2004
• Old Russian: Base Form Dictionary
• S. C. Gardiner, Old church Slavonic: an elementary grammar, Cambridge University Press, 1984.