marginal

US /ˈmɑːr.dʒɪ.nəl/
UK /ˈmɑːr.dʒɪ.nəl/
"marginal" picture
1.

relating to or situated at the edge or margin of something

:
There was a marginal note in the book.
The village is located in a marginal area near the forest.
2.

of secondary importance; not central or fundamental

:
His contribution was marginal to the success of the project.
The issue was considered of marginal importance.
3.

not quite reaching a specified level or standard

:
His performance was marginal, just enough to pass.
The company made only a marginal profit last quarter.