leather colored (noun, adjective) tan: light brown
Sinonime: backbreaking,
burdensome, exhausting, fatiguing,
formidable,
grueling,
harsh,
heavy, labored,
laborious,
murder, no picnic, onerous,
painful, punishing,
rigorous, rough, severe, strenuous, taxing,
tiring, toilsome, tough, troublesome,
trying, uphill
Antonime: easy, facile, motivating