Mountains Beyond Mountains

corrupt, debase, or make impure by adding a foreign or inferior substance

a notable absence of luxury, comfort, or decoration

or:

of a person:  stern in manner; or practicing great self-denial

to discourage or intimidate

to strongly criticize or accuse publicly

or more rarely:  to inform against someone (turn someone into the authorities)

a lack of respect — often suggesting distaste and an undeserved sense of superiority

or:

to reject as not good enough

to criticize or make seem less important — especially in a disrespectful or contemptuous manner

happy and energetic

a sudden realization — especially one of importance

someone or something that, without invitation, inserts itself — such as an uninvited guest at a party or a species that invades non-native territory

to suffer in a bad situation for a long time

normal (describing thinking or behavior as commonly or traditionally accepted)

done without much interest or effort — especially as when dispensing with a formality

concerned with practical matters — especially where quick results and/or practical experience triumph over theory

relating in a meaningful way to the issue in question

tuberculosis - a serious and highly contagious lung infection transmitted by inhalation or ingestion of tubercle bacilli and manifested in fever and small sores in the lungs