模糊 mó​hu
vague adjective
not clear, distinct, or precise in appearance, memory, or expression

Due to the heavy fog, the silhouette of the distant mountains became very blurry.

blur verb
to make something indistinct or to confuse and mix up different concepts

Tears blurred his vision.

blurry verb
Vague, indistinct, or out of focus.

Frequency

Written text
0.018 per million

Sources

Frequency data
BCC Corpus (BLCU)