Ielts vocabulary Masterclass book + ielts listening & Reading Dictionary: Dominate Proficiency Level Vocabulary for ielts listening, Reading, Writing & Speaking

Psychological = related to psychology or the mind.
Beneficial = good, positive or helpful.
Detrimental = bad or negative. Not helpful
Intake = consumption/the amount you eat or drink.
Eradicate = get rid or something (exterminate)
Well-being = your well-being is your level of comfort, health and
happiness.
Severity = the seriousness of something.
Preventive = actions that aim to prevent or stop something

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Additives = the chemicals that are added to food and drink to stop it
from rotting or to enhance favour.
Preservatives = the chemicals that are added to food and drink to keep
it fresh for longer.
Administer= to give a patient a medicine or medical treatment.
Admit = to officially allow someone to stay in hospital for medical
care.