| innocent(noun, adjective, person, simple, knowledge) |
| unsophisticated(adjective, simple, easy, clean, honest) |
| gullible(adjective, calm, person, dull, light) |
| ingenuous(adjective, open, direct, free, simple) |
| artless(adjective, open, direct, free, simple) |
| simple(adjective, dull, gentle, clean, honest) |
| guileless(adjective, open, direct, free, simple) |
| green(adjective, weak, simple, clean, honest) |
| unworldly(adjective, open, simple, easy, honest) |
| credulous(adjective, person, open, simple, easy) |
| unaffected(adjective, calm, open, simple, easy) |
| callow(adjective, weak, simple, tender, new) |
| candid(adjective, open, free, simple, honest) |
| natural(adjective, calm, open, direct, free) |
| trusting(adjective, calm, person, light, simple) |
| childlike(adjective, open, weak, simple, easy) |
| unsuspicious(adjective, calm, light, simple, soft) |
| wide-eyed(adjective, person, simple, friendly, clean) |
| sincere(adjective, open, direct, free, simple) |
| jejune(noun, adjective, raw, green, inexperienced) |