deepened

Webster's Dictionary (GCIDE)

1.To make deep or deeper; to increase the depth of; to sink lower; as, to deepen a well or a channel. [1913 Webster]

It would . . . deepen the bed of the Tiber.— Addison.[1913 Webster]

2.To make darker or more intense; to darken; as, the event deepened the prevailing gloom. [1913 Webster]

You must deepen your colors.— Peacham.[1913 Webster]

3.To make more poignant or affecting; to increase in degree; as, to deepen grief or sorrow. [1913 Webster]

4.To make more grave or low in tone; as, to deepen the tones of an organ. [1913 Webster]

Deepens the murmur of the falling floods.— Pope.[1913 Webster]