English One word Substitutes Online Test 4

One word substitute is Tangible.

Contagious: (of a disease) spread from one person or organism to another, typically by direct contact.
Contingent: a group of people sharing a common feature, forming part of a larger group.
Tenacious: tending to keep a firm hold of something; clinging or adhering closely.
Tangible: perceptible by touch.