centres — Geometry. the middle point, as the point within a circle or sphere equally distant from all points of the circumference or surface, or the point within a regular polygon equally distant from the vertices.
hooks — a curved or angular piece of metal or other hard substance for catching, pulling, holding, or suspending something.
junctures — a point of time, especially one made critical or important by a concurrence of circumstances: At this juncture, we must decide whether to stay or to walk out.
knees — Anatomy. the joint of the leg that allows for movement between the femur and tibia and is protected by the patella; the central area of the leg between the thigh and the lower leg.
pins — a number assigned to an individual, used to establish identity in order to gain access to a computer system via an automatic teller machine, a point-of-sale terminal, or other device.
