Abhor = to hate very
Abject = hopeless ; extremely sad and servile; utterly bummed out

Abnegate = to deny oneself things; to reject;
Abortive = unsuccessful
Abridge = to shorten;
Absolute = total; unlimited; perfect
Absolve = to forgive or free from blame; to free from sin; to free from an obligation
Abstinent = abstaining; voluntarily not doing something, especially something pleasant that is bad for you or has a bad reputation
Abstract = theoretical
Abstruse= hard to understand

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