obscures is a form of:

Contusion



noun
1.
(A bruise) ការធ្វើឱ្យជាំ, ស្នាមជាំ, ភាពជាំ (ដោយត្រូវនឹងអាវុធទាល)
2.
(វេជ្ជសាស្ត្រ) ជាំ
ENGLISH MEANING
noun
1.
The act or process of beating, bruising, or pounding; the state of being beaten or bruised.
2.
A bruise; an injury attended with more or less disorganization of the subcutaneous tissue and effusion of blood beneath the skin, but without apparent wound.