Refine this word faster

Anergy

//ˈænə(ɹ)dʒi// noun

Noun

1
Dilute or disorganized energy, which cannot be transformed into work. countable, uncountable
"The maximum fraction of an energy form which (in a reversible process) can be transformed into work is called exergy. The remaining part is called anergy, and this corresponds to the waste heat."
2
inactivity and lack of energy wordnet
3
Deficiency of energy. countable, uncountable
4
reduction or lack of an immune response to a specific antigen wordnet
5
Lack of immunity to an antigen. countable, uncountable

From New Latin anergia, from Ancient Greek ἀν- (an-, “not, without”) + ἔργον (érgon, “work”).

Unscramble this word: anergy