Comprehension difficulties of English grammar terminology for non-linguist learners (exemplified by the term 'Simple')

Learning basic translation skills requires understanding of the fundamental grammar terms. Meanwhile, one of those, the elusive ‗Simple‘, remains a major stumbling block for most of the beginner learners of the English grammar due to the discrepancy between its name alluding to structural simplicity and its actual complexity. This makes the term 'Simple' clash with other tenses, whose names refer to the type of action they are employed to denote. The article is a comparative description of the term's advantages and drawbacks as against the term 'Indefinite'.