Blue chip and Topnotch

Blue chip noun - A blue poker chip with the highest value.

Topnotch and blue chip are semantically related. in excellent topic. In some cases you can use "Topnotch" instead an adjective phrase "Blue chip".

Topnotch adjective - Of the highest quality.

Blue chip and topnotch are semantically related. Sometimes you can replace phrase "Blue chip" with "Topnotch", this terms are similar.