Difference between Ameliorate and Alleviate

AMELIORATE vs ALLEVIATE: VERB

To extenuate; to palliate.
To lighten or lessen (physical or mental troubles); to mitigate, or make easier to be endured; ; -- opposed to aggravate.
To lighten or lessen the force or weight of.
To lessen or reduce.
To make (pain, for example) less intense or more bearable: : relieve.

To make better, or more tolerable, satisfactory, prosperous, etc.; improve; meliorate.
Synonyms Amend, Improve, Better, etc. See amend.
To grow better; meliorate.
(transitive; intransitive verb) To make or become better; improve.

Synonyms Alleviate, Relieve, Mitigate, Assuage, Allay, diminish, soften, abate, qualify, reduce. See allay. Where these words are applied to pain, etc., alleviate is to lighten somewhat, and especially in a soothing way; relieve and allay go further than alleviate, removing in large measure or altogether. Mitigate is to make mild, less severe; perhaps it stands midway between alleviate and relieve. Assuage is to calm down, and that idea underlies all its uses; allay conveys similarly the idea of putting to rest.
To represent as less; lessen the magnitude or heinousness of; extenuate: applied to moral conduct: as, to alleviate an offense.
To make light, in a figurative sense; remove in part; lessen, mitigate, or make easier to be endured: as, to alleviate sorrow, pain, care, punishment, burdens, etc.: opposed to aggravate.

Allay, Reduce, Rectify, Assuage, Minimize, Attenuate, Remedy, Relieve, Lessen, Mitigate, Alleviate, Better, Amend, Improve, Meliorate

Remedy, Solve, Counteract, Reduce, Minimize, Relieving, Allay, Mitigate, Lessen, Ameliorate, Facilitate, Palliate, Assuage, Ease, Relieve

Redress, Mitigating, Allay, Reduce, Rectify, Assuage, Minimize, Attenuate, Remedy, Relieve, Lessen, Mitigate, Better, Amend, Improve

Remedy, Solve, Counteract, Reduce, Minimize, Relieving, Allay, Mitigate, Lessen, Ameliorate, Facilitate, Palliate, Assuage, Ease, Relieve

RIGHT NOW to alleviate the plastics pollution problem?
Being prepared helped alleviate some of my anxiety.
Disenrollment will eliminate or materially alleviate the condition.
What happens when the situation is alleviate it.
Some academic centers are merging to alleviate problems.
They adopt different strategies to alleviate filter degeneracy.
They alleviate drug resistance and improve therapeutic efficacy.
Yet, treatment can alleviate symptoms in most cases.
It is good to help alleviate suffering, that is, to help alleviate effects.
For example, your cat helps alleviate your insomnia, while your dog helps alleviate your anxiety and stress.