Term: narcolepsy: a sleep disorder characterized by sudden and uncontrollable episodes of deep sleep
Broader: hypersomnia: an inability to stay awake | Unrelated: conditional contract: a contract whose performance depends on a fact or event that affects legal relations
Broader: hypersomnia: an inability to stay awake | Unrelated: backwater: a body of water that was created by a flood or tide or by being held or forced back by a dam
Broader: hypersomnia: an inability to stay awake | Unrelated: greek cross: a cross with each of the four arms the same length
Broader: hypersomnia: an inability to stay awake | Unrelated: unfortunate: a person who suffers misfortune
Broader: hypersomnia: an inability to stay awake | Unrelated: bong: a dull resonant sound as of a bell
Broader: hypersomnia: an inability to stay awake | Unrelated: lace making: the act or art of making handmade lace
Broader: hypersomnia: an inability to stay awake | Unrelated: subkingdom: (biology) a taxonomic group comprising a major division of a kingdom
Broader: hypersomnia: an inability to stay awake | Unrelated: ameiurus: type genus of the Ameiuridae: bullhead catfishes
Broader: hypersomnia: an inability to stay awake | Unrelated: inconspicuousness: the quality of being not easily seen
Broader: hypersomnia: an inability to stay awake | Unrelated: primary color for light: any of three primary colors of light from which all colors can be obtained by additive mixing