Treenail vs. Trunnel — What's the Difference?

A treenail, also trenail, trennel, or trunnel, is a wooden peg, pin, or dowel used to fasten pieces of wood together, especially in timber frames, covered bridges, wooden shipbuilding and boat building. It is driven into a hole bored through two (or more) pieces of structural wood (mortise and tenon).

Variant of treenail.

A wooden peg used as a fastener in building wooden ships or timber-frame buildings.

A trundle.

A wooden peg or pin used as a fastener.

See Treenail.

A long wooden pin used in fastening the planks of a vessel to the timbers or to each other.

A wooden peg that is used to fasten timbers in shipbuilding; water causes the peg to swell and hold the timbers fast

A wooden peg that is used to fasten timbers in shipbuilding; water causes the peg to swell and hold the timbers fast