-in is a German ending with different meanings and usage forms.
In place names
The place names ending in -in with final syllables are derived from different Slavic place name types.
- Place names formed from personal names ending in -in or -yn
- appellative place names
- Natural names on -ina
- Klötzin (in the districts of Oldenburg and Belgard) < * Kľučina
- Neuter forms to -ino and -yno
- Gnewin (in the Lauenburg district, Pomerania) < * Gněvino
- appellative place names on -en or originally -eń
- Kammin (in the Wismar district) and Camin (in the Hagenow district) < * Kameń
In other words
- Unstressed "-in" often denotes a feminine form of a word; see: gender , movement , suffix .
- In chemical nomenclature (stressed) -in stands for alkynes and outside the nomenclature as a suffix for alkaloids , amines , amino acids and other chemical compounds .