Focus on the pronunciation of yesterday
English definition of “yesterday”
/ˈjes·tər·deɪ/, /-di/ adv [not gradable]
› on the day before this day: We got back from our vacation yesterday. Yesterday I started exercising seriously. yesterday
/ˈjes·tər·di/, /-deɪ/ n [U] › "Is that today’s paper?" "No, it’s yesterday’s."