1. Legal

English: lessor,
Assamese: পট্টা দিওতা

Related Idea:

a. Material Noun-Neuter: lease, ইজাৰ, পট্টা, इजारा, पाटटा...
b. Common Noun-Common: lease holder, lessee, ইজাৰদাৰ, পট্টাদাৰ, মহলদাৰ...