n. a building with strong walls made to be defended against attack; a fort
Impregnable fortresses rarely stand the test of time.
barrier; bastille;castle; fort
mall
1 syllables
VocabClass lessons are designed to engage students, improve motivation in learning the subject matter, and generate better results. Long-term retention is our focus and by making the learning process fun, our gamified approach has a positive impact on this goal.
View all games!