Raspberry bush and Thimbleberry

Raspberry bush noun - Woody brambles bearing usually red but sometimes black or yellow fruits that separate from the receptacle when ripe and are rounder and smaller than blackberries.

Thimbleberry and raspberry bush are semantically related. In some cases you can replace term "Thimbleberry" with "Raspberry bush", this terms are similar.

Thimbleberry noun - Shrubby raspberry of eastern North America having showy rose to purplish flowers and red or orange thimble-shaped fruit.

Raspberry bush and thimbleberry are semantically related. You can use "Raspberry bush" instead a noun "Thimbleberry".