Frette
A subordinary, being a modification of fretty and composed of a bend and bend sinister interlaced with a mascle.
See Subordinary

Fret betw. the inner part four hurts.

Fret fleury at each point.

Fret charged on each joint with a pellet.

Fret engrailed.

Fret fretted, termed also a fret double fretted and a fret in a
true love’s knot.

Fret interlaced, with an annulet in the centre.