[...] many [...] languages are not in the least averse to complex word-formations, but may on the contrary effect a synthesis that far surpasses the utmost that Greek and Sanskrit are capable of.
- Sapir (1921), a pag.65

The tendency to word synthesis is, then, by no means 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), a pag.66

We have not envisaged whole languages as conforming to this or that general type. Incidentally we have observed that one language runs to tight-knit synthesis where another contents itself with a more analytic, piece-meal handling of its elements.
- Sapir (1921), a pag.120

The method of classifying languages [...] can be refined or simplified according to the needs of a particular discussion. The degree of synthesis may be entirely ignored [...]
- Sapir (1921), a pag.140

[...] of the three intercrossing classifications [...] (conceptual type, technique, and degree of synthesis), it is the degree of synthesis that seems to change most readily [...]
- Sapir (1921), a pag.145