chisme

gossip; trinket, gadget; thingy (something whose name one cannot recall)

“revista de chismes” — gossip magazine

Uncertain. A connection to cisma (“schism; discord”) has been proposed on the grounds that rumours can cause strife. Coromines considers it more likely to be a further evolution of etymology 2 below.

bedbug

“Cimex,icis por la chisme o chinche” — [The Latin word] cīmex, -icis means 'bedbug'

From Old Spanish çisme f, from Latin cīmicem m. Initial consonant altered presumably by association with the synonymous doublet chinche.