sigarillo.

From Spanish cigarillo (“cigarette”), from both Spanish cigarro (“cigar, cigarette”), possibly from a Mayan language such as Yucatec Maya siyar (“to smoke tobacco leaves”) or Q'eqchi sikʼar (“to smoke”), possibly also from cigarro (“male cicada”), a form of cigarra (“cicada”), from a Vulgar Latin root *cicāla (or an alternate Iberian variant form *cicāra), from Latin cicāda (“cicada”), possibly from a substrate language, ultimately onomatopoeic + and from -illo, from Old Spanish -iello, from Latin -ellus, an extension of -lus, alternative form of -ulus, from Proto-Italic *-olos, from earlier *-elos, from Proto-Indo-European *-e-lós, from *-lós (forms agent nouns from verbal roots).