Dense
Part of speech: adjective
Definition: Having relatively high density. Compact; crowded together. Thick; difficult to penetrate. Opaque; allowing little light to pass through. Obscure, or difficult to understand. Being a subset of a topological space that approximates the space well. See Wikipedia article on s for mathematical definition. Of a person, slow to comprehend; of low intelligence.
Example sentence: On street corners everywhere, people are looking at their cell phones, and it's easy to dismiss this as some sort of bad trend in human culture. But the truth is life is being lived there. When they smile - right, you've seen people stop - all of a sudden, life is being lived there, somewhere up in that weird, dense network.
Thick
Part of speech: adverb
Definition: In a thick manner.Thickly.
Part of speech: noun
Definition: The thickest, or most active or intense part of something.
Part of speech: adjective
Definition: Relatively great in extent from one surface to the opposite in its smallest solid dimension.Measuring a certain number of units in this dimension.Heavy in build; thickset.Densely crowded or packed.Having a viscous consistency.Abounding in number.Impenetrable to sight.Difficult to understand, or poorly articulated.Stupid.Friendly or intimate.Deep. intense, or profound.
Example sentence: Jesus was all right, but his disciples were thick and ordinary. It's them twisting it that ruins it for me.