Collocations for fortress - noun
ADJ.
great | formidable, impregnable, strong | grim
VERB + FORTRESS
attack, besiege, lay siege to | take
Greek warriors took the fortress with little effort.
Greek warriors took the fortress with little effort.
hold, occupy
FORTRESS + VERB
be/come under attack, be/come under siege | fall
The fortress fell after a nine-day siege.
The fortress fell after a nine-day siege.
FORTRESS + NOUN
town
PREP.
in a/the ~
They took refuge in the fortress.
They took refuge in the fortress.