Why do mother and father so similar in most languages?

Music -- Gaze, Moux Moux Reference： Babbel.com, and Lesson Nine GmbH. “Why Does 'Mother' Sound The Same In So Many Languages?” Babbel Magazine, www.babbel.com/en/magazine/why-does-mother-sound-the-same-in-so-many-languages. Jakobson, Roman. Studies on Child Language and Aphasia. Mouton, 1971. Katsipoutis, Stella. “How to Say 'Mom' in Different Languages.” Petal Talk, Petal Talk, 6 Oct. 2020, www.1800flowers.com/blog/flower-facts/how-to-say-mom-in-different-languages/. “Loanword.” Wikipedia, Wikimedia Foundation, 18 Oct. 2020, en.wikipedia.org/wiki/Loanword. McWhorter, John. “Why the Words for 'Mom' and 'Dad' Sound So Similar in So Many Languages.” The Atlantic, Atlantic Media Company, 12 Oct. 2015, www.theatlantic.com/international/archive/2015/10/words-mom-dad-similar-languages/409810/. nobedi12 Follow. “Roman Jakobson Luisa Fernanda Giraldo.” SlideShare, 27 Sept. 2012, www.slideshare.net/nobedi12/roman-jakobson-luisa-fernanda-giraldo.