Gist and Takeaway

Gist noun - The central part or aspect of something under consideration.

Takeaway and gist are semantically related In some cases you can replace term "Takeaway" with "Gist", this nouns are similar.

Takeaway noun - A concession made by a labor union to a company that is trying to lower its expenditures.

Gist and takeaway are semantically related in conclusion topic. Sometimes you can use "Gist" instead a noun "Takeaway".