Responsible is an adjective.
Responsibility is a noun.
"Shoulder" can be a noun (e.g., "He injured his shoulder") or a verb (e.g., "She had to shoulder the responsibility").
it is a speech to endorse a responsibility to the next in rank. It can also be a speech of a senior leader turning over the leadership ,its challenges and responsibilities to the junior leader.
Freedom of speech and reigion
"Charge" can be either a noun (referring to a monetary fee or an order or responsibility) or a verb (meaning to instruct, accuse, or rush forward).
The part of speech for this particular word is a noun.
part of speech
The part of speech for "answer" is a noun.
what part of speech is beneath
adverb
The part of speech for "explicit" is an adjective.
The part of speech for "lecturer" is a noun.