interstice (en)

(noun) an intervening space

Klieg light (en)

an intense carbon arc lamp especially used in filmmaking

palimpsest (en)

a manuscript or piece of writing material on which the original writing has been effaced to make room for later writing but of which traces remain

shoal (en)

(adjective) shallow / (noun) shallow / (noun) a sandbank or sandbar that makes the water shallow / (verb) to become shallow / (verb) to come to a shallow or less deep part of / (verb) to cause to become shallow or less deep / (noun) a large group or number; crowd / (verb) throng school

synaptic (en)

(adjective) of or relating to a synapsis / (adjective) of or relating to a synapse