(of a person) having an obligation to do something or to take care of someone or something as part of one's job or role

to change and become stronger or more advanced

to cut into flesh using the teeth

the hard, thin layer on the upper surface of the tip of the finger and toe

to be able to pay the cost of something

a suggestion or an opinion that is given with regard to making the best decision in a specific situation

to speak to someone often angrily because one disagrees with them

to hold the same opinion about something as that of another person

to finish a university or college degree successfully, particularly the first degree

having the required quality or ability for doing something

a serious disease caused by the uncontrolled growth of cells in a part of the body that may spread to other parts

an illness in a human, animal, or plant that affects health

to cause a change in a person, thing, etc.

to a great degree; very much

causing death or able to kill

in position or direction that is further forward or in front of a person or thing

help and advice about how to solve a problem, given by someone who is knowledgeable and experienced

a place where people do scientific experiments, manufacture drugs, etc.

to give someone something because of their success, hard work, specific achievements, etc.

anything that is given as a reward to someone who has done very good work or to the winner of a contest, game of chance, etc.

after or at the end of a series of events or a long time

a person who participates in competitions

an official decision based on which something is given to someone