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

• wheat berry
• wheat bird
• wheat birds
• wheat corn
• wheat crop
• wheat crops
• wheat ear
• wheatear
• wheat ears
• wheatears
• wheat-ear stitch
• wheat eel
• wheat eels
• wheaten
• wheatfield
• wheatfields
• wheat flies
• wheat fly
• wheat germ
• wheat germs
• wobblies
• wobbliest
• wobbliness
• wobblinesses
• wobbling