дирӯз

дирӯз: yesterday

Дирӯз рӯзи сешанбе буд.
Yesterday was Tuesday.
Ман дирӯз ба назди ту омада натавонистам.
I was not able to come to you yesterday.

Bonus:
synonyms: рӯзи гузашта, дина
дирӯзакак: a few days ago

Learn дирӯз, the days of the week, and other words to do with day and night here: Memrise: Tajik Day and Night

порсол

порсол: last year

Ин китобро ман порсол харида будам.
I bought this book last year.
Порсол дар Тоҷикистон беш аз 1200 тонна пилла истеҳсол шуда буд.
Last year in Tajikistan more than 1200 tons of silk cocoons were produced.


Bonus: 
Try to use the word “порсол” five times today in your conversations.
Find out how to say “two years ago” or “the year before last”.