The numerals are often used as university level to refer to a basic introductory course in any subject, the first "1" usually meaning a first year course, for instance Geography 101.
the starting place, where it begins, the first place
That is the spelling of the noun "course" meaning a path or pathway, as in plotting a course, playing a golf course, or a course of action. The homophone is the adjective "coarse" meaning rough, not smooth, or unpolished. The idiom "course close to my heart" is not a standard idiom. Perhaps the word sought is "source" (an origin or beginning point).
Yankee was a word used by Dutch settlers starting in 1683. See the related link below for more.
Words start with LETTERS, not with ALPHABETS. But your question is not clear. Synonyms and antonyms of what?
A and an are indefinite articles. Use a before a word starting with a consonant eg A house, a boy, a girl. Use an before a word starting with a vowel eg an apple, an objective. But also use an before words of French origin starting with a silent h eg an hour, an hotel. See link for reference.
Origin
Origin is a starting point. It begins with the letters OR.
Of course origin man
Origin
origin.
An origin is the beginning for an object or concept. A person can similarly have a country of origin, the locale of his birthplace.In a coordinate system, an "origin" is a starting point.I believe that it is where a word comes from or originates.that is why it is called the "origin"it means the starting point. you can see the word orgin in the function graph in math too.
Origin, source
Of course it does! Research the Big Bang.
Origin
Yes. When you are at the starting point or the origin.
The word 'sleeper' in this context dates from about 1789 and comes from Newcastle.
Of course not.