The affix ac comes after the word varcas when preceded in a compound by the words brahma or hasti,
Thus ब्रह्मवर्च्चसम्, हस्तिवर्च्चसम् ॥ Varchas means 'light', 'strength'.
Vart:- So also when Varchas is preceded by the words pallya and rajan : as, पल्ल्यवर्च्चसम्, राजवर्च्चसम् ॥,