This is the 823rd most frequent Marathi word.
अड
Obstacle or hindrance.
Here, 'अड' is part of the compound 'अडचण', meaning 'difficulty'.
तो कामाच्या अडचणीत आहे.
He is in a work-related difficulty.
Here, 'अड' is used to imply 'obstruction' or 'hindrance'.
तिच्या निर्णयात कोणी अड येऊ शकत नाही.
No one can obstruct her decision.
Here, 'अड' is seen in 'अडथळे', which means 'obstacles'.