The CBB

:es-pv: Basque Bi hankaz dabilena etsaia da. /bi ankas̻ dabiʎena et͡s̺aia da/ bi hanka=z d-a-bil-∅-en=a etsai=a da two leg=INSTR.INDEF 3.PRS-PRS-walk-SG-REL=ABS.SG enemy=ABS.SG COP.PRS.3SG Whatever goes upon two legs is an enemy. Lau hankaz dabilena, edo hegoak dauzkana, laguna da. /lau ankas̻ dabiʎ...

:es-pv: Basque Salduko genuen janaria ez daiteke sal, gure sukaldaria ez baitago. /s̺alduko genuen xanaɾia es̻ daiteke s̺al | guɾe s̺ukaldaɾia es̻ baitago/ sal-duko gen-∅-u-en-n janari=a ez d-a-di-∅-te-ke-∅ sal | gu-re sukaldari=a ez bait-d-a-go-∅ sell-FUTP 1PL.ERG.3.ABS-SG.ABS-AUX-PST-REL food=ABS....

:es-pv: Basque Basque forms these types of indefinite pronouns by adding -bait to the corresponding question word. (In some of these cases, the translation depends on which part of the sentence is the focus; I'm assuming that the second sentence in each pair is meant to be an answer to the first.) (...

Basque

Egin nuen nahi nuelako.
/egin nuen nai nuelako/
egi-n n-∅-u-en nahi-∅ n-∅-u-en-lako
do-PP 1SG.ERG.3.ABS-SG.ABS-AUX-PST desire-ABS.INDF 1SG.ERG.3.ABS-SG.ABS-have-PST-because
I did it because I wanted to.

:es-pv: Basque Nork egiten du nik baino azkar korrika? /nork egiten du nik baɲo as̻kar korika/ nor-k egi-ten d-∅-u-∅-∅ ni-k baino azkar korrika=∅ who-ERG do-PRESP 3.ABS-SG.ABS-AUX-3SG.ERG-PRS 1SG-ERG than fast running=ABS.INDF Who runs faster than me? Inork ez du nik baino azkar korrika egiten. /iɲo...

:es-pv: Basque Hilzorian dagoen zuhaitzeko azken hosto bizidunak gara. /ils̻oɾian dagoen s̻uait͡s̻eko as̻ken os̺to bis̻idunak gara/ hilzori=an d-a-go-∅-en zuhaitz=eko azken hosto bizidun=ak g-a-ra-∅ death.throes=INESS.SG 3-PRS-be.SG-PRS-REL tree=LOCGEN.SG last leaf live=ABS.PL 1PL-PRS-COP.PL-PRS We ...

:es-pv: Basque Elurra iparraldean egiten du bakarrik, baina euria alde guztietan egiten du. /elura iparaldean egiten du bakarik | baɲa euɾia alde gus̻tietan egiten du/ elurr=a iparralde=an egi-ten d-∅-u-∅-∅ bakarrik | baina euri=a alde guzti=etan egi-ten d-∅-u-∅-∅ snow=ABS.SG north=INESS.SG do-PRESP...

:es-pv: Basque Nola hil nintzen galdetzen dutenean, esaiezu: artean haserre. /nola il nint͡s̻en galdet͡s̻en dutenean | es̺aies̻u ‖ artean as̺ere/ nola hil-∅ n-i-n-za-en-n galde-tzen d-∅-u-te-n=ean | e-sa-∅-i-e-zu ‖ artean haserre how die-PP 1SG.ABS-PST-PST-AUX-PST-COMP.Q ask-PRESP 3.ABS-SG.ABS-AUX-3...

:es-pv: Basque Galdetu nuen: «Zergatik ari zara zure emaztea jotzen?» /galdetu nuen ‖ s̻ergatik aɾi s̻aɾa s̻uɾe emas̻tea xot͡s̻en/ galde-tu n-∅-u-en ‖ zer-gatik ari z-a-ra-∅ zu-re emazte=a jo-tzen ask-PP 1SG.ERG.3.ABS-SG.ABS-AUX-PST ‖ what-MOTIV PROG 2SG.ABS-PRS-AUX.PL.ABS-PRS 2SG-GEN wife=ABS.SG hi...

Not sure if this has been posted here before, but:

si "if"
se (third-person reflexive pronoun)

se "if"
si (third-person reflexive pronoun)

...can you really rule out cases of similarity only due to later sound changes, when those soundchanges are themselves common, or areally common? Okay, that's also a good point, but it just occurred to me that there's another argument against a connection between aurum and urre via a non-Italic IE ...

Basque

Erregeen erregea naiz.
/eregeen eregea nais̻/
errege=en errege=a n-a-iz-∅
king=GEN.PL king=ABS.SG 1SG.ABS-PRS-COP-PRS
I am king of kings.

:es-pv: Basque Hil (al) zenuen? /il (al) s̻enuen/ hil-∅ (al) zen-∅-u-∅-en kill-PP (Q) 2.ERG.3.ABS-SG.ABS-AUX.TR-SG.ERG-PST Did you kill him? Ez (al) zenuen hil? /es̻ (al) s̻enuen il/ ez (al) zen-∅-u-∅-en hil-∅ NEG (Q) 2.ERG.3.ABS-SG.ABS-AUX.TR-SG.ERG-PST kill-PP Didn't you kill him? Bai. / Ez. /bai/...

However, we also have to bear in mind that Vasconic had been living alongside Indo-European languages, including undescribed Indo-European languages that may well have been closely related to Italo-Celtic, for hundreds if not thousands of years before the era of Latin-to-Proto-Basque borrowings - a...

:es-pv: bi "two" :eng: bi- , :lat: bis "twice" :es-pv: sei "six" :ita: sei "six", :esp: :por: seis "six" :es-pv: urre "gold" :lat: aurum "gold" I'm not sure, given how little we know of proto-Vasconic, if we could make the argument that these are truly not cognates. Apparently bi was originally big...

da "is"
だ da "is, are, am"

haize "wind"
風 kaze "wind"

bi "two"
bi-, bis "twice"

sei "six"
sei "six", seis "six"

urre "gold"
aurum "gold"

Nasal: /m n ŋ/ <m n ng> Fortis: /p' pʰ t' tʰ t͡s~s kʲ' kʲʰ k' kʰ q' ʔ/ <p' p t' t s c' c k' k q' q> Lenis: /ɓ v ɗ r z ɠʲ j ɠ w ʁ ɦ/ <b v d r z j y g w r h> /i̤: ḭ: ɨ̤: ɨ̰: z̩ ṳ: ṵ:/ <ii iix ïï ïïx z uu uux> /ɪ ɘ ʊ/ <i ï u> /e̤: ḛ: ə̤: ə̰: o̤: o̰:/ <ee eex ëë ëëx oo oox> /ɛ ɜ ɔ/ <e ë o> /a̤: a̰:/ <aa...

:es-pv: Basque Gizonak teleskopioaz emakumea ikusten du. /gis̻onak teles̺kopioas̻ emakumea ikus̺ten du/ gizon=ak teleskopio=az emakume=a ikus-ten d-Ø-u-Ø-Ø man=ERG.SG telescope=INSTR.SG woman=ABS.SG see-PRESP 3.ABS-SG.ABS-AUX.TR-3SG.ERG-PRS The man sees the woman using the telescope. (The man has th...

:es-pv: Basque Nik dut komuneko paper guztia eta zuk ez dezakezu ezer izan. /nik dut komuneko paper gus̻tia eta s̻uk es̻ des̻akes̻u es̻er is̻an/ ni-k d-Ø-u-t-Ø komun=eko paper guzti=a eta zu-k ez de-Ø-za-ke-zu-Ø ezer izan 1SG-ERG toilet=GEN.SG paper all=ABS.SG 3.ABS-SG.ABS-AUX.TR-1SG.ERG-PRS and 2SG...

:es-pv: Basque Zergatik dago gaurko eguna hain hotza? /s̻ergatik dago gau̯rko eguna ain ot͡s̻a/ zer=gatik d-a-go-Ø gaur=ko egun=a hain hotz=a what=CAUS 3.ABS\PRS-PRS-be.SG-PRS today=GEN day=ART.ABS.SG so cold=ART.ABS.SG Why is it so cold today? (The verb egon , of which dago is a conjugated form, co...