In Portuguese, the word "faísca" refers to a spark, which is a tiny burst of fire that emits when two solid objects are rubbed or when electricity is discharged. Some synonyms for "faísca" include: centelha, which also denotes a spark; chispa, which is a spark or a slang term that means an attractive person; faúlha, which stands for a spark that falls from a burning object such as a cigar or a bonfire; relâmpago, which means lightning, a natural phenomenon that produces a large spark. These terms are commonly used in literature, science, and everyday conversations.