Term: martello tower: a circular masonry fort for coastal defence
Broader: fortress: a fortified defensive structure | Unrelated: canteen: restaurant in a factory; where workers can eat
Broader: fortress: a fortified defensive structure | Unrelated: farrow: the production of a litter of pigs
Broader: fortress: a fortified defensive structure | Unrelated: yoke: a pair of draft animals joined by a yoke
Broader: fortress: a fortified defensive structure | Unrelated: prostate gland: a firm partly muscular chestnut sized gland in males at the neck of the urethra; produces a viscid secretion that is the fluid part of semen
Broader: fortress: a fortified defensive structure | Unrelated: tangram: a Chinese puzzle consisting of a square divided into seven pieces that must be arranged to match particular designs
Broader: fortress: a fortified defensive structure | Unrelated: dullness: the quality of being slow to understand
Broader: fortress: a fortified defensive structure | Unrelated: tourist class: inexpensive accommodations on a ship or train
Broader: fortress: a fortified defensive structure | Unrelated: dragnet: a system of coordinated measures for apprehending (criminals or other individuals)
Broader: fortress: a fortified defensive structure | Unrelated: luba: a member of a Bantu people in southeastern Congo
Broader: fortress: a fortified defensive structure | Unrelated: worcester sauce: a savory sauce of vinegar and soy sauce and spices