senecio

From the genus name.

senecio (plural senecios)

1. (botany) Any of the plants of the genus Senecio.

• seneciosis

• senaciō, senectiō

From senex (“old”) +‎ -iō (nickname-forming suffix).

• (Classical Latin) IPA^(key): [sɛˈnɛ.ki.oː]
• (modern Italianate Ecclesiastical) IPA^(key): [seˈnɛː.t͡ʃi.o]

seneciō m (genitive seneciōnis); third declension

1. an old man
2. groundsel

Third-declension noun.

• (old man): senex, senica/seneca, senicus/ senecus, vetulus, veclus (non-standard), pappus/pāpus
• (old man, Medieval Latin): veglō, vegliō, veglōnus

• Catalan: xenixell
• Spanish: zuzón/suzón (possibly)
• Translingual: Senecio

• “senecio”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press
• "senecio", in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
• “senecio”, in Gaffiot, Félix (1934), Dictionnaire illustré latin-français, Hachette.