a.
1.
Unhappy ( as respects the condition of the mind ), wretched, distressed, afflicted, comfortless, disconsolate, forlorn, broken-hearted, heart-broken.
2.
Wretched, pitiable, calamitous, unfortunate, unlucky, ill-starred, unhappy, hapless.
3.
Worthless, valueless, very poor ( in quality ).
4.
Low, mean, abject, despicable, contemptible, worthless.