[ sub + -ling. ] n. a brother or a sister. Siblings have at least one parent in common. Those related only by a common mother are uterine siblings; those related only by a common father are agnate siblings or consanguine siblings (a legal term). A sibling having both parents in common is a sibling-german or a full brother or full sister. These modifying terms are more commonly used for the more specific uterine brother, uterine sister, agnate brother, brother-german, etc. [ PJC ]
[nara (P); naraba (P)] (aux) (1) (hypothetical form of the copula だ, from なり and sometimes classed as a particle) if; in case; if it is the case that; if it is true that; (2) (なら only) as for; on the topic of; (conj) (3) (col) (abbr) (See それなら) if that's the case; if so; that being the case; (4) (ならば only) if possible; if circumstances allow; (P)#141
[とく, toku] (v2a-s, vt) (1) (See 得る・うる) to get; to acquire; to obtain; to procure; to earn; to win; to gain; to secure; to attain; (2) (as 〜することを得, etc.) to be possible#716
[かぎり, kagiri] (n-adv, n) (1) limit; limits; bounds; (2) degree; extent; scope; (3) as far as possible; as much as possible; to the best of one's ability; (4) unless (after neg. verb); (5) the end; the last; (P)#1323
[べん, ben] (n) (See 太政官, 弁官) Oversight Department (division of the daijokan responsible for controlling central and provincial governmental offices)#2917