Half-timbered is used to describe old buildings that have wooden beams showing in the brick and plaster walls, both on the inside and the outside of the building.
half-timbered in British English
or half-timber
adjective
(of a building, wall, etc) having an exposed timber framework filled with brick, stone, or plastered laths, as in Tudor architecture
Derived forms
half-timbering (ˌhalf-ˈtimbering)
noun
half-timbered in American English
(ˈhæfˌtɪmbərd)
adjective
Architecture
made of a wooden framework having the spaces filled with plaster, brick, etc.