| easy(noun, adjective, calm, quiet, style) |
| simple(noun, adjective, clear, light, weak) |
| fluent(adjective, calm, quiet, style, light) |
| smooth(adjective, calm, quiet, style, clear) |
| light(adjective, calm, quiet, clear, cool) |
| facile(adjective, clear, light, smooth, simple) |
| uncomplicated(adjective, clear, light, smooth, simple) |
| flowing(adjective, calm, quiet, style, light) |
| nonchalant(adjective, calm, cool, relaxed, casual) |
| dexterous(adjective, light, competent, capable, ingenious) |
| elementary(adjective, clear, light, smooth, simple) |
| painless(adjective, clear, smooth, simple, easy) |
| soft(adjective, calm, quiet, light, weak) |
| informal |
| plain(adjective, quiet, clear, light, smooth) |
| straightforward(adjective, quiet, clear, light, smooth) |
| undemanding(adjective, calm, quiet, clear, light) |
| royal(adjective, characteristic, quality, easy, amount) |
| casual(adjective, calm, cool, smooth, easy) |
| free(adjective, easy, natural, spontaneous, voluntary) |