সমন্বয়হীনতা (Bengali) comes from Bengali সমন্বয়হীন, from Bengali -হীন, from Sanskrit हीन, from Proto-Indo-Iranian ȷ́ʰHnás, from Proto-Indo-European ǵʰh₁-nós, from Proto-Indo-European ǵʰeh₁- — to go, to walk.
সমন্বয়হীনতা (Bengali): lack of coordination