Hello,

You won't face any problem if you fill the NEET UG application form as per the details given in class 10th certificate even if there is spelling mistake in the Adhaar card. You need to fill your details such as your name, mother's name, father's name and date of birth according to the details given in the class 10th certificate as the details in class 10th certificate are considered during the admission process. So while filling the NEET application  fill the personal details as mentioned in class 10th certificate. The registration for NEET UG 2020 has not yet started, it will start anytime soon. Meanwhile, you can apply for Adhaar card corrections in the nearest adhaar enrollment center.