dense Synonyms

heavy slow impenetrable thick dull dim obtuse dumb tightly stiffish spiss soupy solidate unpassable solid stolid stupid terebrate turbid thickly thickset thick-skinned thick-skulled tight tighter thick-headed soft-headed porcine populous populated packed overgrown osseous opaque numskulled murky profuse prolific quilted slurred slow-witted lush simple-minded sheep-headed serried sedimentary roily ranker moonblind untraversable