V. S. Apte, The Practical Sanskrit–English Dictionary. Look up any word of the Gita in Devanagari, IAST or Harvard-Kyoto, or browse the headwords letter by letter.
Entry तण्डक
तण्डकtaṇḍakaA juggler, a cheat.
[तण्ड्-ण्वुल्]
A juggler, a cheat.
Froth, foam.
A wag-tail. कः कम् Complete performance or preparation.