1. in one case on one occasion
  2. in any case making an additional point; anyway
  3. innocuous not injurious to physical or mental health
  4. anonymous having no known name or identity or known source
  5. innings the batting turn of a cricket player or team
  6. incase enclose in, or as if in, a case
  7. in case if there happens to be need
  8. winnings something won (especially money)
  9. onion louse injurious to onion plants and sometimes tobacco
  10. wing case either of the horny front wings in beetles and some other insects which cover and protect the functional hind wings
  11. unanimous in complete agreement
  12. encase cover or enclose with or as if with an outer covering
  13. uncase get undressed
  14. annex attach to
  15. increase a process of becoming larger or longer or more numerous
  16. eugenics the study of improving qualities by selective breeding
  17. avionics science and technology of electronic systems and devices for aeronautics and astronautics
  18. ion engine a type of reaction-propulsion engine to propel rockets in space; a stream of positive ions is accelerated to a high velocity by an electric field
  19. Ebonics a nonstandard form of American English characteristically spoken by African Americans in the United States
  20. oneness the quality of being united into one