1.) HOMINIS > HOMNES > hombres [ómbres]
- HOMINIS > HOMNIS after syncope of the unstressed vowel [i]
- HOMNIS > HOMNES after unstressed Classical Latin short [i] becomes the high mid front [e] in Vulgar Latin, which remains the same in Spanish
- HOMNES > HOMRES after the nasal + nasal cluster of the nasal labial voiced [m] and the voiced nasal interdental [n] merges with the cluster [mr]
- HOMRES > HOMBRES after the voiced labial plosive [b] is inserted between the nasal labial voiced [m] and the vibrating alveolar voiced [r]
2.) MULIERIS > MUGIERES > mujeres [muxeres]
- MULIERIS > MULIERES after the stressed Classical Latin short [i] becomes the high mid front [e] in Vulgar Latin, which remains the same in Spanish
- MULIERES > MUGIERES [muʎeres] the yod [l + j] in Classical Latin changes to the sound [ʎ] represented by the grapheme “gi”
- MUGIERES [muʎeres] > MUJERES [muxeres] after the sound [ʎ] evolves into the voiced fricative velar [x]
3.) FILIUS > FIJO > hijo [ixo]
- FILIUS > FIJUS [fiʎus] after the yod [l + j] in Classical Latin changes to [ʎ] in Old Spanish
- FIJUS [fiʎus] > FIJUS [fixus] after the [ʎ] in Old Spanish evolves into the voiced fricative velar [x] in Modern Spanish
- FIJUS > FIJU after lenition of the [s] in coda position
- FIJU > FIJO the WORD FINAL short [u] in Classical Latin changes to an [o] in Modern Spanish
- FIJO > HIJO in Old Spanish [f] and [h] where allophones, both conservatively spelled as <f> until the 16th century when writers introduced <h> to represent [h]
- HIJO [hixo] > HIJO [ixo] the orthographic <h> is now silent in Modern Spanish
4.) LAXARE > DEXAR > dejar [dexar]
- LAXARE > LAXAR after loss of the word final vowel [e]
- LAXAR > LEXAR after the sporadic change of unstressed [a] to [e]
- LEXAR > DEXAR as a result of a similar verb in Umbrian, another Italic language which had a strong influence in the Romance Languages. In Old Spanish “dexar” and “lexar” coexisted
- DEXAR [deksar] > DEJAR [dexar] after the yod [k + s] in Classical Latin changed in to [x] in Modern Spanish
5.) FACERE > FACER > hacer [aser]
- FACERE > FACER after loss of the word final vowel [e]
- FACER > HACER in Old Spanish [f] and [h] where allophones, both conservatively spelled as <f> until the 16th century when writers introduced <h> to represent [h]
- HACER [haker] > HACER [aker] the orthographic <h> is now silent in Modern Spanish
- HACER [aker] > HACER [aser] after the yod [k + e] in Classical Latin evolves into [s] in Modern Spanish
6.) RECUPERAR > RECOMBRAR > recobrar [rekobrar]
- RECUPERAR > RECOPERAR the short [u] in Classical Latin changes to an [o] in Modern Spanish
- RECOPERAR > RECOPRAR after syncope of the unstressed vowel [e]
- RECOPRAR > RECOBRAR after the partial lenition of [p] to [b] due to the phoneme being in an unprotected position
- RECOBRAR > RECOMBRAR after the sporadic homorganic epenthesis of [m]
- RECOMBRAR > RECOBRAR after the deletion of [m] in coda position
7.) EXTRANEU > ESTRAÑO > extraño [ekstraŋo]
- EXTRANEU > EXTRAÑU after the yod [n + j] changes to [ŋ]
- EXTRAÑU > EXTRAÑO after the short [u] changes to [o]
- EXTRAÑO > ESTRAÑO after the yod [k + s] in Classical Latin changed in to [x] in Modern Spanish
- ESTRAÑO > EXTRAÑO after the spelling changes to reflect the pronunciation of [x]
8.) PLACERE > PLAZER > placer [plaser]
- PLACERE > PLACER after loss of word final vowel [e]
- PLACER > PLAZER after the yod [k + e] in Classical Latin evolves into the affricate [ts] in Old Spanish
- PLAZER > PLACER after the [ts] evolves into the fricative [s] in Modern Spanish
9.) LOCALE > LOGAR > lugar [lugar]
- LOCALE > LOCAL after loss of word final vowel [e]
- LOCAL > LOGAL after the partial lenition of [k] to [g] due to the phoneme being in an unprotected position
- LOGAL > LOGAR after the dissimilation of [l] to [r]
- LOGAR > LUGAR after the sporadic change of [o] to [u]. Normally a short [o] in Classical Latin evolves into [we] in Modern Spanish.
10.) COCTA > CUETA > cuita [cwita]
- COCTA > COTA after the lenition of [k] in the coda position
- COTA > CUETA after the short [o] changes into [ɔ] in Vulgar Latin and then to [we] in Old Spanish
- CUETA > CUITA after the sporadic change of [e] to [i]
11.) QUASSIARE > AQUEXAR > quexar [kejar]
- QUASSIARE > QUASIARE after the degemination of [s]
- QUASIARE > QUASIAR after loss of word final vowel [e]
- QUASIAR > AQUASIAR after the prosthesis of [a]
- AQUASIAR > AQUAXAR after the original yod [j + a] in Classical Latin evolves into [x] in Old Spanish
- AQUAXAR > AQUEXAR after the sporadic change of [a] to [e]
- AQUEXAR > QUEXAR after the syncope of the unstressed vowel [a]
12.) DEESIBI > DESI > desde [desde] allí [aʎi]
- DEESIBI > DESIBI after the merger of [ee] into [e]
- DESIBI > DESII after the deletion of [b]
- DESII > DESI after the merger of [ii] into [i]
- DESI > DESE the short [i] in Classical Latin changes to an [e] in Modern Spanish
- DESE > DESDE after the homorganic epenthesis of the dental [d]
- DESDE > DESDE ALLÍ after the word allí is added in order to maintain the original meaning