ADJ. wooden | bare | polished | loose | creaking, squeaky
VERB + FLOORBOARD lay The builders are still laying the floorboards. | lift (up) Lift some loose floorboards to get at the pipes.
FLOORBOARD + VERB creak The wooden floorboards creaked as he walked down the corridor.
PREP. beneath/under/underneath the ~ They said that he kept his money under the floorboards.
PHRASES a gap between/in the floorboards She could hear voices through the gaps in the floorboards.