The adjective form of `include` is –
inclusion
includable
inclusive
Correct
includeness
Explanation:
Correct Answer is: inclusive
Inclusive (adjective): -সমেত; -সহ; ব্যাপী।
Example Sentence: A butterfly expert with an inclusive knowledge of his subject.
Inclusion (noun): অন্তর্ভুক্তি।
Include (verb): অন্তর্ভুক্ত/অন্তর্গত/অন্তর্বর্তী করা।
Source: Source: Merriam-Webster Dictionary, Accessible Dictionary by Bangla Acedemy.