This is the 90th most frequent Italian word.
altre
"Altre" means "other" or "others" in English.
The word 'altre' is used as an adjective modifying 'opzioni', indicating additional or different options.
Ci sono altre opzioni da considerare.
There are other options to consider.
Here, 'altre' refers to different kinds of shoes that the speaker desires, as a pronoun.
Ho comprato alcune scarpe, ma ne voglio ancora altre.
I bought some shoes, but I still want more others.
'Altre' modifies 'cose', suggesting additional items while shopping.