major
The Cast
entree
The main stem of a tree is the 4-letter word bole. The word is a noun and is another word for truck.
main idea
Central theme or main concept.
The three main types of "dress" are formal, dressy, and casual.
The main idea.
Random Access Memory (RAM)
Theme
An alternative term for a main clause is an independent clause.
When it says the base word for another word, it is referring to the root or core word from which the other word is derived. The base word provides the foundation or main meaning for the derived word.
In literary terms, another word for the main character of a story is the protagonist. By definition, a protagonist is the leading character-or at least one of the main characters-of a movie, novel, drama, or other fictional text.