Morfologik provides high quality lemmatisation for the Polish language, along with tools for building and using byte-based finite state automata.
'org.carrot2:morfologik-stemming:1.5.0'
<dependency> <groupId>org.carrot2</groupId> <artifactId>morfologik-stemming</artifactId> <version>1.5.0</version> </dependency>
<dependency org="org.carrot2" name="morfologik-stemming" rev="1.5.0"/>
"org.carrot2", "morfologik-stemming", "1.5.0"