Prose is prose; Articles and essays (written by students as course assignments); Paper (for publication). Prose; Try; Just try it. The past tense of essay is: essay, the past participle is: essay, the present participle is: essaying, and the plural form is: essays. Phrases have essay questions: essay questions. Relevant examples are:
1, choose a paper topic that you can really devote yourself to.
Choose a thesis topic that you can really study.
This article is meaningless and disorganized.
This essay is puzzling.
This article represents a whole week's work.
This article has been written for a whole week.
Your article didn't solve the real problem. ?
Your paper didn't show the substance.