Maria Fran Lumbanbatu, I. and Laily Zen, E. 2023. Lexical Change: Synonym and Homonym in Batak Toba Language in North Sumatra. KnE Social Sciences. 8, 7 (Apr. 2023), 109–122. DOI:https://doi.org/10.18502/kss.v8i7.13241.