1) A regional word for ‘purlin’.
1446-8 ‘10 sawn spars for side wyfers', Hull
1524-5 Item payd a wryghte for a syde whiner [sic] setting, York
1544 for a syd wyvere for his hye chamer, York
1617 strong poasts and pannes and good side wavers, Brandsby
1694 hewing 10 spars 1s 3d
hewing a sidewaver 3d, Tong
1739 4 dormonds, joists … side wavers, High Lofthouse. In his Almondbury glossary, Easther had ‘sidewires’ which he defined as roof beams, used for laying the spars on. This was a local form of side-wiver and in telling us how it was pronounced it explains a much earlier reference: 1672 laying our rig-tree and siduire, Northowram.