Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

EXAMPLES FROM THE WEB FOR FORTRESSES

He beat the army in the field, and then let the fortresses drop one by one into his hands.

What storming of fortresses, built all of massive snowblocks!

They entrench themselves in fortresses against the Indians and wild beasts.

About 24,000 men were either killed or taken prisoners in the fortresses and vessels.

Only the forts of the belt line of fortresses are still silent.

Soon they picked up the flight of Liberators and Fortresses.

The fortresses of France enforce a penalty of forty thousand francs——'

In these two fortresses the enemy had two strong, evil eyries, high above us.

Unlike certain other Sussex fortresses, Pevensey has seen work.

These engines were for assailing the walls of the towns and fortresses in the Holy Land.

WORD ORIGIN

early 14c., from Old French forteresse "strong place" (12c.), variant of fortelesse, from Medieval Latin fortalitia, from Latin fortis "strong" (see fort) + English -ess, a fairly uncommon suffix (duress, largess being other examples), from Latin -itia, forming nouns of quality or condition.

Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.