From en.wiktionary.org:
[Splittern]
** German
*** Etymology
[de], since the 16th century. [de].
*** Pronunciation
- [de]
*** Verb
[de-verb]
1. to shatter
**** Conjugation
[de-conj]
**** Related terms
- [de]
*** Further reading
- [R:de:Duden]
- [R:de:DWDS]
** Low German
*** Etymology
From to Low German [nds], [nds]. Related to [nds], [nds], [nds] and [nds].
*** Verb
[nds]
1. to splinter
2. to shatter
3. to chip
**** Conjugation
[splitter]
**** Synonyms
- [nds]