| naive(adjective, calm, person, light, simple) |
| confident(adjective, bright, happy, certain, cheerful) |
| credulous(adjective, person, simple, easy, pure) |
| believing(verb, adjective, person, foolish, naive) |
| trustful(adjective, foolish, innocent, naive, gullible) |
| unreserved(adjective, person, friendly, honest, plain) |
| candid(adjective, simple, easy, plain, pure) |
| outgoing(adjective, person, friendly, artless) |
| certain(adjective, certain, sure, self-assured, assured) |
| easygoing(adjective, calm, person, light, soft) |
| kindly(adjective, calm, person, light, soft) |
| benign(adjective, calm, person, light, soft) |
| buddy-buddy(adjective, person, friendly, unsuspicious, kissy-huggy) |
| cheerful(adjective, person, friendly, bright, happy) |
| comradely(adjective, person, friendly, unsuspicious, kissy-huggy) |
| good(adjective, person, friendly) |
| nice(adjective, person, friendly) |
| optimistic(adjective, person, bright, cheerful, high) |
| palsy-walsy(adjective, person, friendly, unsuspicious, kissy-huggy) |
| sympathetic(adjective, calm, person, light, soft) |