| burdensome | (adjective) not easily borne; wearing | Synonyms: onerous, taxing |
|---|
| dense | (adjective) having high relative density or specific gravity | - |
|---|
| (adjective) hard to pass through because of dense growth | Synonyms: thick |
| (adjective) slow to learn or understand; lacking intellectual acuity | Synonyms: dim, dull, dumb, obtuse, slow |
| (adjective) permitting little if any light to pass through because of denseness of matter | Synonyms: heavy, impenetrable |
| (adjective) having component parts closely crowded together | Synonyms: thick |