invictrix
invictrix, īcis, f., adj. [invictus],
- unconquerable (post-class.): invictricis Fortunae filius, Inscr. ap. Grut. 1065, 6.
det ‥ vobis spiritalium virtutum ~icia arma
invictrīx, īcis, f. , celle quʼon ne peut vaincre, invincible : CIL 13, 1296*.