D
Drop the 'n' to get aboil (albino to aboil)
Target word no 504: alibi
Change 'i' to 's' to get basil (alibi to basil)
Target word no 505: mystery
Add a 't' to get trails (rails to trails)
Target word no 505: mystery
Change 'l' to 'm' to get misrate (retails to misrate)
Target word no 505: mystery
Change 'a' to 'y' to get mystery
Target met!!
New target word no 506: avatar
Thanks for the like!!
Remove the 'y' to get stream (streamy to stream)
Target word no 506: avatar
Change 'm' to 'c' to get carts (smart to carts)
Target word no 506: avatar
Add a 'v' to get cravat (carat to cravat)
Target word no 506: avatar
Change 'v' to 'm' to get tamara (avatar to tamara)
Target word no 507: medium
Change 'a' to 'i' to get aramid (armada to aramid)
Target word no 507: medium