Answer:
Hope this helps :)))
Explanation:
When an adjective ends in r, the feminine is formed by adding an (-a), the masculine plural by adding -es, and the feminine plural by adding -as.
That too long even for a Spanish speaker to answer
La silla del salvavidas está entre el salvavidas y la arena
The lifesaver chair is between the lifesaver and the sand
( I forgot how you say salvavidas in english lol I hope it’s right )