1. Suffixation is the formation of new words by adding suffixes to stems.

2. Retroflex suffixation in Chinese is a phenomenon of syllable merger.

3. The retroflex suffixation of Jilin City dialect has a wider distribution in the parts of speech and has its unique usages.

4. Retroflex suffixation of place names is a very common phenomenon in Beijing.

5. Old Retroflex Suffixation said: "The family has an old, a treasure."

6. This family has been widely publicised as suffering primarily from a defect in the use of grammatical suffixation rules, thus supposedly supporting the existence of genes specific to grammar.