Dense

(subconjunto) denso

(math: being a well-approximating subset)

cabeza dura

(slow to comprehend; of low intelligence)

compacto

(compact; crowded together)

denso

(having relatively high density)

denso

(thick; difficult to penetrate)

denso

(opaque; allowing little light to pass through)

enigmático

(obscure, or difficult to understand)

espeso

(thick; difficult to penetrate)

macizo

(compact; crowded together)

menso

(slow to comprehend; of low intelligence)

obscuro

(obscure, or difficult to understand)

obtuso

(slow to comprehend; of low intelligence)

tonto

(slow to comprehend; of low intelligence)

tupido

(opaque; allowing little light to pass through)