Vested
Part of speech: adjective
Definition: settled, fixed or absolute, with no contingencies. dressed or clothed, especially in vestments.
Part of speech: verb
Definition: To clothe with, or as with, a vestment, or garment; to dress; to robe; to cover, surround, or encompass closely.
Example sentence: The optimist underestimates how difficult it is to achieve real change, believing that anything is possible and it's possible now. Only by confronting head-on the reality that all progress is going to be obstructed by vested interests and corrupted by human venality can we create realistic programmes that actually have a chance of success.
Unconditional
Part of speech: adjective
Definition: absolute, and without conditions, limitations, reservations or qualifications
Example sentence: You don't know what unconditional love is. You may say you do, but if you don't have a child, you don't know what that is. But when you experience it, it is the most fulfilling ever.