Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
barrier | Yes | No | No | No |
obstacle | Yes | No | No | No |
barrier (noun) | obstacle (noun) |
---|---|
a structure or object that impedes free movement | an obstruction that stands in the way (and must be removed or surmounted or circumvented) |
any condition that makes it difficult to make progress or to achieve an objective | something immaterial that stands in the way and must be circumvented or surmounted |
anything serving to maintain separation by obstructing vision or access |