This word is affected by the sound shift.

He is doing special exercises to strengthen his adductors.

He started exercises to strengthen his abductors.

He injured his adductor longus.

He is doing special exercises to strengthen his adductor magnus.

He had difficulty walking due to an injury to his adductor minimus.

He suffered a fracture of the lesser trochanter.

He fractured his greater trochanter.

I forgot my driver's license.

I will take the driver's license test next week.