
1) Sleep disorder
Found on
https://www.crosswordclues.com/clue/sundowning

Sundowning is a psychological phenomenon associated with increased confusion and restlessness in patients with some form of dementia. Most commonly associated with Alzheimer`s disease, but also found in those with mixed dementia, the term `sundowning` was coined due to the timing of the patient`s confusion. For patients with sundowning syndrom...
Found on
http://en.wikipedia.org/wiki/Sundowning

The onset or exacerbation of delirium during the evening or night with improvement or disappearance during the day; most often seen in mid and later stages of dementing disorders, such as Alzheimer's disease. ... (05 Mar 2000) ...
Found on
http://www.encyclo.co.uk/local/20973

(sun´doun-ing) the appearance of confusion, agitation, and other severely disruptive behavior coupled with inability to remain asleep, occurring only at night or worsening markedly at night; sometimes seen in older patients with dementia or other mental disorders.
Found on
http://www.encyclo.co.uk/local/21001

Type: Term Pronunciation: sŭn′down-ing Definitions: 1. The onset or exacerbation of delirium during the evening or night with improvement or disappearance during the day; most often seen in mid and later stages of dementing disorders, such as Alzheimer disease.
Found on
http://www.medilexicon.com/medicaldictionary.php?t=86669

Unsettled behavior evident in the late afternoon or early evening.
Found on
https://umcommunities.org/blog/glossary-of-alzheimers-related-terms/

Unsettled behavior evident in the late afternoon or early evening.
Found on
https://www.encyclo.co.uk/local/23246

A state of increased agitation, activity, and negative behavior that develops late in the day and through the evening hours.
Found on
https://www.encyclo.co.uk/local/23260
No exact match found.