anfractuous (en)

(adjective) full of windings and intricate turnings; tortuous

asperities (en)

(noun) rigor severity / (noun) roughness of surface; unevenness / (noun) a tiny projection from a surface / (noun) roughness of sound / (noun) roughness of manner or of temper; harshness

gelid (en)

(adjective) extremely cold; icy

genuflect (en)

to bend the knee; to be humbly obedient or respectful

indelibly (en)

in a way that cannot be removed or forgotten

limn (en)

(verb) depict or describe in painting or words; suffuse or highlight (something) with a bright color or light

lucent (en)

(adjective) glowing with light; luminous / (adjective) marked by clarity or translucence; clear

pallid (en)

(adjective) deficient in color; wan / (adjective) lacking sparkle or liveliness; dull

pallid (en)

(adjective) deficient in color; wan / (adjective) lacking sparkle or liveliness; dull

panegyric (en)

(noun) a eulogistic oration or writing / (noun) formal or elaborate praise

parlous (en)

(adjective) full of danger or uncertainty; precarious

penumbra (en)

the partially shaded outer region of the shadow cast by an opaque object