| paper-tiger(adjective, simple, gentle, innocent, inoffensive) |
| powerless(adjective, simple, gentle, innocent, inoffensive) |
| pussycat(adjective, simple, gentle, innocent, inoffensive) |
| risk-free(adjective, clear, sound, pure, healthy) |
| riskless(adjective, clear, sound, pure, healthy) |
| sanitary(adjective, simple, gentle, innocent, inoffensive) |
| secure(adjective, clear, sound, pure, healthy) |
| simple(adjective, gentle, innocent, inoffensive, innocuous) |
| soft(adjective, simple, gentle, innocent, inoffensive) |
| softie(adjective, simple, gentle, innocent, inoffensive) |
| sound(adjective, clear, simple, gentle, pure) |
| sure(adjective, simple, gentle, innocent, inoffensive) |
| tame(adjective, clear, sound, pure, healthy) |
| trustworthy(adjective, clear, sound, simple, gentle) |
| undamaging |
| uninjurious(adjective, clear, sound, pure, healthy) |
| unobjectionable(adjective, simple, gentle, innocent, inoffensive) |
| unpolluted(adjective, clear, sound, pure, healthy) |
| unsophisticated |
| wholesome(adjective, clear, pure, healthy, safe) |