Probably from yare'; fearful, Tirja, an Israelite -- Tiria.
see HEBREW yare'
H8493. Tireya
ִתּירְיָא proper name, masculine (in Judah) 1 Chronicles 4:16 van d. H, apparently derives from v ירא, compare MV Buhl; but Baer תִּרְיָא (ᵐ5 B om.; A Θηρια, ᵐ5L Εθρια).
תִּירְיָא proper name, masculine in Judah, 1 Chronicles 4:16; Ζαιρα, A Θηρια, ᵐ5L Εθρια.