The possessive adjective that can also be used formally with usted is: <u>Su</u>
<u>The other adjectives are used with the following pronouns:</u>
<u>Yo ---Mi</u>
<u>Nosotros ---Nuestro </u>
<u>Tu ---- tu </u>
Hacia, salí, vi, pagaba, ponía, decidimos, despedirnos, busque, estaba.
Hope that works for you, and hope you can understand the words