paralepsy

par·a·lep·sy

(par'ă-lep'sē),
1. A rarely used term for a temporary attack of mental inertia and hopelessness.
2. A sudden alteration in mood or emotional tension.
[G. para- + lēpsis, seizure]

paralepsy

(păr′ă-lĕp″sē) [″ + lepsis, seizure]
A temporary attack of mental inertia and hopelessness, or sudden alteration in mood or mental tension.