Answer: oppressive

AnswerCrossword Clue
OPPRESSIVEBurdensome
OPPRESSIVEHeavy
oppressiveWeighing heavily on the mind or spirits; causing depression or discomfort
oppressiveUnjustly inflicting hardship and constraint, esp. on a minority or other subordinate group
oppressiveunreasonably burdensome or severe
oppressive(of weather) Excessively hot and humid