light
bright, intense, powerful
narrow, thin
flashlight (AmE), searchlight, torch (BrE)
electron, infrared, laser, X-ray
full (BrE), high (AmE)
a car with its headlights on full beam
a car with its high beams on

dipped (BrE), low (AmE)

emit, fire, shoot
direct, focus, point, send, shine
They focus a high-powered X-ray beam on the affected area.

deflect, reflect
catch sb/sth in
He was suddenly caught in the full beam of a searchlight.

shine
illuminate sth, light sth up

beam from
the beam from the lighthouse

beam of
A beam of sunlight shone in through the window.

timber (esp. BrE), wooden
oak
iron, metal, steel
old, original (esp. BrE)
a cottage with original beams and a thatched roof

exposed
an old house with exposed oak beams

horizontal, vertical

support sth