suyas

his, hers, yours (formal), theirs, your

ˈs u ʝ a s → suyo
suy his, hers, yours, theirs + as feminine plural
pronoun · 3rd-person plural feminine Rare #34,444
his, hers, yours (formal), theirs The form agrees with the feminine plural thing possessed, not with the possessor.
SP: Estas fotos son suyas.
EN: These photos are hers.
Forms of suyo

Tiene fotos suyas y de su esposo.

It has pictures of you and your husband.

Pasaron los meses sin tener noticias suyas.

Months passed without any news of him.

¿Son suyas?

Are they yours?

— Los lunes al sol (2002)

Él ha estado haciendo pasar mis ideas como suyas.

He has been passing off my ideas as his own.

Suyas.

Yours.

— Хрусталёв, машину! (1999)

¿Son mías o suyas?

Are they mine or yours?

Están solo las suyas, Dr.

They're all yours, Dr.

— Indagine su un cittadino al di sopra di ogni sospetto (1970)

¿Son suyas estas revistas?

Are these magazines yours?

— Con Ánimo de Amar (2000)

Somos todas suyas.

We are all his.

— Chicago (2002)

La vida y la muerte son suyas para dar o quitar.

Life and death are His to give or take away.

— La princesa Mononoke (1997)

determiner · plural feminine Rare #54,752
your, his, her, their Used after a feminine plural noun; the possessor depends on context.
SP: Me gustan mucho las ideas suyas.
EN: I really like your ideas.
Forms of suyo
suyosuyas

¡Esas dos frases suyas son mis favoritas!

Those two phrases of hers are my favorites!

— Paris, je t'aime (2006)

No he tenido noticias suyas durante un año.

I haven't heard from him/her in a year.

Les envié esa propuesta, pero no tuve noticias suyas.

I sent them that proposal, but I never heard back from them.

— Aquarius (2016)

Espero tener noticias suyas pronto.

I look forward to hearing from you soon.

— Juno: Crecer, correr y tropezar (2007)

Sounds similar to