a.
1.
Irksome, wearisome, tiresome, fatiguing, difficult, hard.
2.
Severe, painful, afflictive, afflicting, grievous, calamitous, hard, distressing, sad, dire, deplorable, hard to bear.
TRYING
Meaning of TRYING in English
Soule. Dictionary of English synonyms. Словарь английских синонимов. 2012