There are 17 10-letter words that start with 'tar'.
| taradiddle | tarantases | tarantella |
| tarantisms | tarantists | tarantulae |
| tarantulas | tarbooshes | tardigrade |
| targetable | tarmacadam | tarmacking |
| tarnations | tarnishing | tarpaulins |
| tarriances | tartnesses | |
Note: These 17 10-letter words that start with 'tar' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with tart, tarr, tara, tard, tarn, tars, tarp, taro, targ, tarm, tari, tarb, tarl, tare, tarw, tarz.
4-letter words start with 'tar' (6)