Adolescence /ˌæd

resolution /ˌrez.əˈluː.ʃ ə n/ noun DETERMINATION
3. [ U ] ( also resoluteness ) formal approving determination
He showed great resolution in facing the robbers.
resolution /ˌrez.əˈluː.ʃ ə n/ noun SOLVING
4. [ S or U ] formal when you solve or end a problem or difficulty
a successful resolution to the crisis
setback /ˈset.bæk/ noun [ C ]
something that happens which delays or prevents a process from advancing
Sally had been recovering well from her operation, but yesterday she experienced/suffered a setback.
There has been a slight/temporary setback in our plans.
See also set sth/sb back ; set sth back
slum /slʌm/ noun [ C ]
1. a very poor and crowded area, especially of a city
an inner-city slum
She was brought up in the slums of Lima.
2. informal disapproving a very untidy or dirty place
This flat would be an absolute slum if I wasn't here to clean it.