I answer these questions begrudgingly.
Begrudgingly is an adverb. It describes how an action is performed or expresses the manner in which something is done.
Yes, begrudgingly is an adverb.
My tutor begrudgingly gave me the best example he could, at the time.
willingly
Ensign.
The adverb form "ingratiatingly" is not used as frequently as the adjective "ingratiating" (fawning, obsequious).
It is Grumpy's complaints about his new life. He is not happy that Snow White has moved in and cleaned the house. He likes it better when he can be a mess with the other "bachelors." However, he begrudgingly likes her, thus he is willing to put up with her until she is married.
He used his army to control all of Prussia.
Gretzky hates hockey. As a child, he loved curling but it turned out that he was much better at hockey than curling, so, to support himself and his family, he begrudgingly took to the sport that he hated and made a somewhat respectable career out of it, although reports indicate that still to this day he wishes he had taken up the sport of his dreams, curling.
The Holocaust in general and the Final Solution in particular proved to rest of the world what the Jews already knew which is that Anti-Semitism was pervasive enough to result in mass genocide. It was this realization which forced Western Powers to begrudgingly support the Zionist Dream of Creating the State of Israel in the International Legal Arena.
Rather than specifying an amount or a percentage see what is stated in 1 Corinthians 16:2) By planning and reserving an amount on a regular basis, persons would not feel pressured into giving begrudgingly or on emotional impulse. For each Christian, the decision of how much to give was to be a private matter. (2 Corinthians 9:5,7)