38. _How are they divided in reference to origin?_
Into primitive and derivative.

39. _What is a Simple word?_
One that is not composed of two or more whole words.

40. _What is a Compound word?_
One that is composed of two or more distinct words.

41. _What is a Primitive word?_
One in no way derived from another in the same language.

42. _What is a Radical word?_
Same as primitive.

43. _What is a Derivative word?_
One formed by joining to a primitive some letter or letters to
modify its meaning.

44. _What is Analysis?_
Separating a word or syllable into its elements or parts.

45. _What is Synthesis?_
The process of combining elements to form syllables and words.

46. _What is the Base of a Compound word?_
That word representing the fundamental idea.

47. _What is the Modifier in a Compound word?_