Language barrier and Roadblock

Language barrier noun - Barrier to communication resulting from speaking different languages.

Roadblock and language barrier are semantically related. In some cases you can use "Roadblock" instead a noun phrase "Language barrier".

Roadblock noun - Any condition that makes it difficult to make progress or to achieve an objective.

Language barrier and roadblock are semantically related. Sometimes you can replace phrase "Language barrier" with "Roadblock", this terms are similar.