inclination

mastery
/ˌɪn.klɪˈneɪ.ʃən/noun

card 1 of 10 · synonym

Which word is closest in meaning to 'inclination' in this sentence?

The gradients on the western part of the line are generally easy, although there is a rise at 1 in 55 before Manorbier, and a fall at the same inclination beyond that station.