Bush and Milk thistle

Bush noun - A low woody perennial plant usually having several major stems.

Milk thistle and bush are semantically related. In some cases you can replace phrase "Milk thistle" with "Bush", this terms are similar.

Nearby Words: bushed, bushing, bushy

Milk thistle noun - Any of several Old World coarse prickly-leaved shrubs and subshrubs having milky juice and yellow flowers; widely naturalized; often noxious weeds in cultivated soil.

Bush and milk thistle are semantically related. You can use "Bush" instead a noun phrase "Milk thistle".