GRC
Bailly
ητος (ἡ) [ᾰ] 1 réunion de frères, NT.
1Petr. 2, 17 ; 2 affection fraternelle, SPT.
1Macc. 12, 10 ; 3 titre d’honneur (votre Fraternité) SYN.
Ep. 72, 1436 a Migne.
Étym. ἀδελφός.
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LSJ
ητος, ἡ, brotherhood, LXX 1 Ma. 12.10, Vett.Val. 2.28, D.Chr. 38.15; metaph, of men and animals, Iamb. VP 24.108.
the brotherhood, 1 Ep. Pet. 2.17, 5.9.
as form of address, ἡ σὴ ἀ. PGrenf. 2.89, PAmh. 2.156; χάριν ἀπονέμομεν τῇ ἀ. τοῦ Καίσαρος Men. Prot. p. 16D.
Liddell-Scott-Jones, Greek-English Lexicon (9th ed., 1940)
Pape
ητος, ἡ, Brüderlichkeit, Sp., wie NT.
Pape, Griechisch-deutsches Handwörterbuch (3. Aufl., 1914)
TBESG
ἀδελφότης, -ητος, ἡ
(< ἀδελφός), [in LXX: 1Ma.12:10,17, 4Mac .5 * ;]
__1. abstract, brotherhood, brotherly affection (LXX).
__2. Concrete, the brotherhood, the Christian community: 1Pe.2:17 5:9 (MM, VGT, see word).
† (AS)
Translators Brief lexicon of Extended Strongs for Greek based on Abbot-Smith, A Manual Greek Lexicon of the New Testament (1922) (=AS), with corrections and adapted by Tyndale Scholars