incubus /inˈ or ingˈkū-bəs/

1. A devil supposed to assume a male body and have sexual intercourse with women in their sleep (cf succubus)
2. A nightmare
3. Any oppressive person, thing or influence

• grocked
• grocking
• grockle
• grockles
• grocks
• grodier
• grodiest
• grody
• grog
• grog-blossom
• grog-blossoms
• grogged
• groggeries
• groggery
• groggier
• groggiest
• groggily
• grogginess
• grogginesses
• grogging
• groggy
• grog-on
• grog-ons
• grogram
• grograms