trinˈdle-tail noun

A trundle-tail

trundle /trunˈdl/

1. To wheel, esp heavily or clumsily
2. To roll
3. To twirl
4. To spin (archaic)
5. To bowl along

1. The act or process of trundling
2. A little wheel, castor
3. A roller
4. A hoop
5. A truck (obsolete)
6. A trundle bed
7. A spool of golden thread (heraldry)

trunˈdler noun

trundle bed noun (N American)

A truckle bed

trunˈdle-tail, trenˈdle-tail or trinˈdle-tail noun

A curly-tailed dog