letho-, leth-

(Greek > Latin: lie hidden, secret; forgetfulness, forget, inactive through forgetfulness; also sleepy, drowsy, dull, sluggish)

lethomania (s) (noun), lethomanias (pl)
A morbid or an abnormal longing for life-threatening narcotic drugs: Norman's brother was suffering from lethomania and, despite medical and psychological treatments, he could not overcome his obsessions or compulsive desires, to ingest drugs to ease his suffering.
lethonomia (s) (noun), lethonomias (pl)
1. A tendency to forget the names of even those people someone has known for years:'s: The elderly Mrs. Wright's husband noticed that she couldn't recall his name at all, so after seeing Dr. Smith, she was diagnosed with lethonomia.
2. The inability to recall the right name for objects: Mr. Hathaway was 95 years old and was identified as having a case of lethonomia because he had great difficulty in naming the items shown on the chart in Dr. Black's office. .
lethophobia (s) (noun) (no pl)
An abnormal anxiety of forgetting or of being forgotten: Sam developed letholphobia and slid into oblivion after spending three weeks in the hospital when no one came by to visit him!

Related "sleep" units: dorm-; hypno-; narco-; oneiro- (dream); somni-; sopor-.


Etymologically related "forget, forgetfulness" word families: aletho-; oblivio-.


Related "memory, remember" word families: memor-; mne-.