yero

Spanish, noun

yero is spelled Y-E-R-O (4 letters) and appears about once in every 18 million words in written Spanish, the 157,080th most frequent Spanish word form (wordfreq, 2021 data). Yero is a Spanish masculine noun meaning “any variety of bitter vetch (Vicia ervilia)” (English Wiktionary, September 2026). It is also a first-person singular present indicative of yerar. With an accent, yeró is a different word: “third-person singular preterite indicative of yerar”. The Spanish Wiktionary (Wikcionario) defines it as “(Vicia ervilia) Hierba leguminosa, ramificada y glabrescente, crece de 20 a 40 cm con tallos erguidos, con…”.