| flexible(adjective, calm, smooth, soft, easy) |
| flimsy(adjective, smooth, soft, easy, thin) |
| flocculent(adjective, smooth, soft, easy, thin) |
| flourishing |
| flowing(adjective, calm, quiet, light, smooth) |
| fluent(adjective, calm, quiet, light, smooth) |
| fluffy(adjective, smooth, soft, easy, thin) |
| fluid(adjective, smooth, soft, easy, thin) |
| formless(adjective, smooth, soft, easy, thin) |
| forthright(adjective, calm, quiet, light, smooth) |
| free from worry(expression, idiom) |
| furry(adjective, smooth, soft, easy, thin) |
| gelatinous(adjective, smooth, soft, easy, thin) |
| glad(adjective, merry, please, satisfied) |
| gladful(adjective, glad, merry, please, satisfied) |
| gladsome(adjective, glad, merry, please, satisfied) |
| heartwarming |
| homy |
| hummy(adjective, glad, merry, please, satisfied) |
| impressible(adjective, smooth, soft, easy, thin) |