Abbott-Smith Manual Greek Lexicon
φιλόστοργος (G5387)
1 ** φιλόστοργος , -ον ( στοργή , family affection ), [in LXX: IV Mac 15:13 * ;] tenderly loving, affectionate (Xen., Plut., al.): of Christians, Ro 12:10 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain