There are 15 9-letter words that start with 'leg'.
| legaleses | legalised | legalises | 
| legalisms | legalists | legalized | 
| legalizer | legalizes | legations | 
| legendary | legendize | legginess | 
| legionary | legislate | legwarmer | 
Note: These 15 9-letter words that start with 'leg' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with legi, lega, lege, legg, legu, legw, legh, legl, legm, lego, legr, legs.
4-letter words start with 'leg' (1)