1. ثَجَ-
vaja- m. Wettkampf, Entscheidungskampf, Sieg; Siegespreis, Kampfpreis, Gewinn, Lohn, Ehrengabe (RV +), väja-rarnain Siegespreisen bestehenden Reichtum habend [- erwirkend] (RV; Schi, Fs Risch 395), väja-sani- Siegespreis gewinnend (RV +), °sa- dss. (RV +; AiGr II 2,32), vaja-säti- f Erlangung von Siegespreisen (RV +); väjavant- in Siegespreisen bestehend (RV +), vajin- kraftvoll, m. Held, Streitroß (RV +), vajina- … — [Mayrhofer, s.v. vaja-, p. 568]
2. ثَج
vaj ( prob. corrupted fr. √ vraj) cl. 1. P. vajati ( pf. vavāja fut. vajitā &c. Gr. ), to go, Dhātup. vii, 78 : Caus. or cl. 10. P. vājayati, to prepare the way, to trim or feather an arrow (mārga, or mArgaRa-saMskA re ), Dhātup. xxxii, 74 . Another √ vaj or uj, ‘to be hard or strong’, may be inferred from ugra, ojas, vajra, vāja ( qq.vv. ), the last of which gave rise to the Nom. vājaya, q.v. [For cognate words, see under ugra and ojas.]
3. vāji
1. vāji (for 2. See col. 3), in comp. for vājin.
5. vāji
2. vāji (?) m. (for 1. See col. 2) a partic. manner of cutting the hair, Saṃskārak.