Crossword puzzle clue "focal points"

CENTER, to place at the middle point

EPICENTER, (US) the point on the Earth's surface that is directly above the focus of an earthquake, also EPICENTRE, EPICENTRUM

FOCUS, (Latin) a point in which rays converge

HUB, the centre of a wheel

a soil consisting of a natural mixture of clay and sand, with animal and vegetable matter

an engine used in logging, also LOCIE

(French) a sword similar to the foil but with a larger guard and a heavier blade of triangular cross section