Here are some examples:
Romance Languages:
* Spanish: "abuela política" (literally "political grandmother")
* French: "belle-grand-mère" (literally "beautiful grandmother")
* Italian: "nonna acquisita" (literally "acquired grandmother")
* Portuguese: "avó-padrasta" (literally "step-grandmother")
Germanic Languages:
* German: "Stiefgroßmutter" (literally "step-grandmother")
* Dutch: "stiefgrootmoeder" (literally "step-grandmother")
* Swedish: "styvmorfar" (literally "step-grandfather"), "styvfarmor" (literally "step-grandmother")
* Danish: "stedmorfar" (literally "step-grandfather"), "stedfarmor" (literally "step-grandmother")
Other Languages:
* Chinese: 继祖母 (jì zǔ mǔ) (literally "successor grandmother")
* Japanese: 義理の祖母 (giri no sobo) (literally "moral grandmother")
* Russian: мачеха (macheha) (literally "stepmother") - there is no specific word for "step-grandmother", but it can be expressed as "мачеха матери" (macheha materi), meaning "mother's stepmother"
* Korean: 새어머니 (sae-eomeoni) (literally "new mother") - similar to the Russian example, there is no specific word for "step-grandmother", but it can be expressed as "새어머니의 어머니" (sae-eomeoni-ui eomeoni), meaning "new mother's mother"
It's important to note that these are just examples, and the specific terms used may vary depending on regional dialects and family customs. If you need a translation for a particular language, it's always best to consult a native speaker or a professional translator.