[...] the process of composition, the uniting into a single word or two or more radical elements [...] is allied to that of word order in so far as the relation between the elements is implied, not explicitly stated.
- Sapir (1921), Pag. 64

[...] composition [...] differs from the mere juxtaposition of words in the sentence in that the compounded elements are felt as constituting but parts of a single word-organism.
- Sapir (1921), Pag. 64

[...] in its ultimate origins the process of composition may go back to typical sequences of words in the sentence, it is now [...] a specialized method for expressing relations.
- Sapir (1921), Pag. 65

The tendency to word synthesis is [...] the same thing as the tendency to compounding radical elements, though the latter is not infrequently a ready means for the synthetic tendency to work with.
- Sapir (1921), Pag. 66

There is a bewildering variety of types of composition. These types vary according to function, the nature of the compounded elements, and order.
- Sapir (1921), Pag. 66

[...] each language has its characteristic types of order of composition. In English the qualifying element regularly precedes; in certain other languages it follows. Sometimes both types are used in the same language [...]
- Sapir (1921), Pag. 67