the state, quality, or an instance of being simple.
2. freedom from complexity, intricacy, or division into parts: an organism of great simplicity.
3. absence of luxury, pretentiousness, ornament, etc.; plainness: a life of simplicity.
4. freedom from deceit or guile; sincerity; artlessness; naturalness: a simplicity of manner.
5. lack of mental acuteness or shrewdness: Politics is not a field for simplicity about human nature.
candor, chastity, clarity, clearness, ease, easiness, homogeneity, innocence, integrity, modesty, monotony, naiveté