# heir and spare

> idiom describing the need for a monarch to have more than one son in case the firstborn one dies

**Wikidata**: [Q114892274](https://www.wikidata.org/wiki/Q114892274)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Heir_and_spare)  
**Source**: https://4ort.xyz/entity/heir-and-spare