The only free and comprehensive online etymological dictionary of the Spanish language
efecto m. (Noun) "effect"
15th cent. From Latin effectus "accomplishment," from efficere "to accomplish." From ex- "out of" (see ex-) and facere "to make" (see hacer).
Indo-European
Romance
Portuguese efeito, Catalan efecte, French effet, Italian effetto, Romanian efect, Sardinian efétu
eh (Interjection) "hey!"
C. 1732. As similar sounding interjections exist in all word languages, an etymology would be difficult nigh impossible.
ejemplo m. (Noun) "example"
12th cent. From Latin exemplum 'id.,' from eximere "to select." From ex- "out" (see ex-) and emere "to take" (see asunto).
Indo-European
Romance
Portuguese exemplo, Catalan exemple, French exemple, Italian esempio, Romanian exemplu
ejército m. (Noun) "army"
15th cent. From Latin exercitus "disciplined," "practiced" from exercere "to keep busy," "exercise." From ex- "from" (see ex-) and arcere "to enclose;" "to defend (from)." From Proto-Italic *ark-e-je/o- "to contain." From Proto-Indo-European *h2ork-ei̯e/o- or *h2orḱ-ei̯e/o- 'id.' From *h2erk- "to hold."
Indo-European
Romance
Asturian exércitu, Portuguese exército, Catalan exèrcit, esercito, Sardinian esercito
Italic
Oscan -arak- "building" (in tríbarakavúm "to build")
Hellenic
Ancient Greek ἀρκεῖν (árkeîn) "to defend"
Armenian
Armenian argel "hindrance"
Indo-Iranian
Hittite ḫar(k)-zi "to hold"
el (1) m. (Definite Article) "the"
12th cent. From Vulgar Latin ille 'id.,' from Latin ille "that one" (see él).
el (2), él m. (Pronoun) "he," "him"
12th cent. From Vulgar Latin ille 'id.,' from Latin ille "that one." Old Latin ollus. From Proto-Italic *olno- 'id.' From Proto-Indo-European *h2ol-no- "that." From the root *h2el- "that."
Indo-European
Italic
Oscan úlleís "of that," Umbrian ullu "toward that"
Celtic
Gaulish ollo- "beyond," Old Irish ol 'id.,' Middle Welsh ol "according to"
Balto-Slavic
Old Church Slavonic lani "last year," Czech loni 'id.'
elección f. (Noun) "election"
13th cent. From Latin electionem, accusative of electio 'id.' From eligere "to elect" (see elegir).
elegir (Verb) "to choose"
15th cent. A learned form from Latin eligere 'id.,' from ex- "out of" (see ex-) and legere "to choose" (see leer). It replaced the native Old Spanish word esleer.
Indo-European
Romance
Portuguese esleger, Catalan elegir, French élire, Italian eleggere
ella f. (Pronoun) "she," "her"
From Vulgar Latin illa 'id.,' from Latin illa "that one." From Proto-Italic *olna 'id.' From Proto-Indo-European *h2ol-na- "that." From the root *h2el- "that." See also la.
Indo-European
Romance
Asturian ella, Portuguese ela, Galician ela, Catalan ella, French ella, Italian ella, Aromanian ea, Romanian ea
Italic
Oscan úlleís "of that," Umbrian ullu "toward that"
Celtic
Gaulish ollo- "beyond," Old Irish ol 'id.,' Middle Welsh ol "according to"
Balto-Slavic
Old Church Slavonic lani "last year," Czech loni 'id.'
ellas f. (Pronoun) (of females) "they," "them"
From Vulgar Latin illas 'id.,' from Latin illas "those."