These are called numerical contractions [0] and are fairly well-known, in particular i18n and a11y. Another one that used to be well-known is s9y for Serendipi

These are called numerical contractions [0] and are fairly well-known, in particular i18n and a11y. Another one that used to be well-known is s9y for Serendipity [1]. [0] https://en.wikipedia.org/wiki/Numeronym#Numerical_contractions https://en.wikipedia.org/wiki/Numeronym#Numerical_contractio... [1] https://s9y.org/ https://s9y.org/