Complex sentence: They also call themselves Nikhar/Naikar which is might be a corrupted form of Nayak, means Commandant (नायक) as in case of Holkar Maratha of Indore, they also call themselves as "Assal"/ "Asali" Dhangar.
Split into simpler sentences: They also call themselves Nikhar/Naikar which is might be a corrupted form of Nayak, means Commandant (नायक). As in case of Holkar Maratha of Indore, they also call themselves as "Assal"/ "Asali" Dhangar.