Adolescence /ˌæd

liable /ˈlaɪ.ə.bl ̩/ adjective [ after verb ] RESPONSIBLE
1. specialized having (legal) responsibility for something or someone
The law holds parents liable if a child does not attend school.
If we lose the case we may be liable for (= have to pay) the costs of the whole trial.
liable /ˈlaɪ.ə.bl ̩/ adjective [ after verb ] LIKELY
2. very likely to happen
The areas of town near the river are liable to flooding (= are often flooded) .
[ + to infinitive ] He's liable to make a fuss if you wake him.
life-threatening /ˈlaɪfˌθret. ə n.ɪŋ/ adjective
A life-threatening disease is a very serious one that can cause death
life-threatening diseases such as cancer
pervasive /pəˈveɪ.sɪv/ /pɚ-/ adjective formal
present or noticeable in every part of a thing or place
The influence of Freud is pervasive in her books.
a pervasive smell of diesel
Reforms are being undermined by the all- pervasive corruption in the country.
pointless /ˈpɔɪnt.ləs/ adjective
Something that is pointless has no purpose and it is a waste of time doing it
This is a pointless exercise .