ignoramus (n.)
- abecedarian
- apprentice
- ass
- beginner
- boot
- buffoon
- catechumen
- clown
- dabbler
- dilettante
- doodle
- dullard
- dumbbell
- dummy
- dunce
- entrant
- fledgling
- fool
- freshman
- greenhorn
- idiot
- illiterate
- inductee
- initiate
- jackass
- lowbrow
- lunatic
- middlebrow
- milksop
- moron
- neophyte
- newcomer
- novice
- novitiate
- postulant
- probationer
- recruit
- rookie
- schmuck
- simpleton
- sop
- stupid
- tenderfoot
- tomfool
- tyro
- zany