In WordNet, there are 2 (two) relations
1. Lexical relation, consist of
a) Antonym
b) Synonym
2. Semantic relation is meaning relations. Consist of :
a) Hypernim
b) Hyponym
c) Meronym
d) Holonym
Sundanese, like any other languages has these all relations.
A. Lexical relation
Data example for antonym in Sundanese language
reference
http://brainly.co.id/tugas/890685
http://blogkabehbaraya.blogspot.com/2014/02/antonim-dalam-bahasa-sunda.html