Stronghold adjectives are listed in this post. Each word below can often be found in front of the noun stronghold in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing STRONGHOLD.
ancient, british, catholic, central, chief, confederate, democratic, famous
feudal, final, first, former, formidable, fortified, french, german
great, greatest, important, impregnable, insurgent, last, little, main
major, mighty, military, moorish, muslim, natural, new, old
only, other, own, principal, protestant, rebel, republican, royal
safe, spanish, traditional, very
Hope this word list had the adjective used with stronghold you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.