| primitive(adjective, open, smooth, simple, easy) |
| unsuspecting(adjective, simple, friendly, innocent, green) |
| easy(adjective, calm, open, direct, free) |
| plain(adjective, open, direct, free, simple) |
| frank(noun, adjective, open, free, simple) |
| susceptible(adjective, calm, person, light, soft) |
| exploitable(adjective, calm, light, soft, informal) |
| simple-minded(adjective, simple, straightforward, innocent, green) |
| dewy-eyed(adjective, innocent, green, gullible, trusting) |
| open(adjective, calm, direct, free, simple) |
| fresh(adjective, trusting, characteristic, person, youth) |
| ignorant(adjective, open, simple, new, raw) |
| unpretentious(adjective, calm, open, simple, easy) |
| unwary(adjective, green, gullible, trusting, unsuspicious) |
| confiding(adjective, simple, friendly, innocent, green) |
| honest(adjective, open, free, simple, easy) |
| uninitiated(adjective, innocent, green, unfamiliar, unconscious) |
| unschooled(adjective, simple, clean, honest, plain) |
| naif(adjective, green, gullible, trusting, unsuspicious) |
| inexperienced(adjective, weak, simple, tender, new) |