-you rejected
The word rechazasteis is the preterite form of rechazar in the second person plural.
See the full rechazar conjugation


No fue a mí a quien rechazasteis.
It wasn't me you spurned.
Decid, ¿por qué rechazasteis a la bella Altisidora? ¿Cuál es el motivo?
You'd better tell us why you didn't reciprocate the beautiful Altisidora's feelings?
Es verdad, me rechazasteis.
Ah, that's right, you rejected me.
Want to Learn Spanish?
Spanish learning for everyone. For free.
SpanishDict Premium
Have you tried it yet? Here's what's included:
Cheat sheets
No ads
Learn offline on iOS
Fun phrasebooks
Learn Spanish faster
Support SpanishDict