köken: From the verb bucare, from buca, or from either Old Frankish *būk (“cavity, stomach”) or Gothic *𐌱𐌿𐌺𐍃 (*būks), both from Proto-Germanic *būkaz (“belly, torso”). Compare Occitan/Catalan buc ("torso; cow's chest"). More at bouk.
Cumpanzeddu camminava, povera bestia, ma oramai le sue zampe non lasciavano che buchi bianchi sulla neve bianca.
[Il gufo] s’è fatto un occhio nero nel tentativo di centrare, volando al buio un po’ alticcio, il buco nell’albero dove abita.
köken: From pre-Middle Korean *kwùmùk, the modern form preserving the velar nature of the final consonant. First appeared in the seventeenth century as a distinctively Modern Korean form, displacing the Middle Korean form 구무 (Yale: kwùmwù), which still survives in some dialects.
köken: Etymology tree Proto-Indo-European *sek-? Proto-Indo-European *-éyti Proto-Indo-European *skey- Proto-Indo-European *skeyd-der. Sanskrit छि॒द्र (chidrá) Prakrit 𑀙𑀺𑀤𑁆𑀤 (chidda) Sanskrit छेद (cheda)influ. Hindi छेद Inherited from Sauraseni Prakrit छिद्द (chidda), from Sanskrit छिद्र (chidra). Influenced in form by Sanskrit छेद (cheda), also from the root छिद् (chid). Doublet of छिद्र (chidra).
köken: From a Vulgar Latin root *cavula, diminutive of Late Latin cava, from Latin cavus, cavum, or reformed through *găuri, the plural of a hypothetical earlier Romanian *gău, from cavus. Cf. zgău. Compare also Aromanian gavrã; cf. Albanian gavër.