estaban fortificando
-they/you were fortifying
Imperfect progressiveellos/ellas/ustedesconjugation offortificar.
See all conjugations of fortificar

fortificar

TRANSITIVE VERB
(military)-to fortify
Synonyms for fortificar
fortalecer
to strengthen
bloquear
to blockade
proteger
to protect
reforzar
to reinforce
resguardar
to protect
Antonyms for fortificar
destruir
to destroy
menoscabar
to damage
TRANSITIVE VERB
(to make stronger)-to strengthen
Synonyms for fortificar
fortalecer
to strengthen
apuntalar
to strut
Antonyms for fortificar
debilitar
to weaken
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