obstructionalso
The term "obstructionalso" appears to be a misspelling or a non-standard term. In English, the closest and most common word is "obstruction." An obstruction refers to anything that blocks, hinders, or impedes the passage or progress of something. This can apply to physical objects blocking a path, such as a fallen tree on a road, or to more abstract concepts, like a legal obstruction of justice.
In a legal context, obstruction can have various meanings. Obstruction of justice, for example, is a crime
Beyond legal and physical examples, obstruction can also be used metaphorically. One might speak of an "obstruction