" unpretentious "

1: free from any intent to deceive or impress others;

  * e.g., " ... a simple and unpretentious account about growing up in the rural South "

•  Synonyms : 

•  artless,

•  genuine,

•  guileless,

•  honest,

•  ingenuous,

•  innocent,

•  naive,

•  natural,

•  real,

•  simple,

•  sincere,

•  true,

•  unaffected,

•  unpretending

•  Antonyms : 

•  affected,

•  artful,

•  artificial,

•  assuming,

•  dishonest,

•  dissembling,

•  dissimulating,

•  fake,

•  false,

•  guileful,

•  insincere,

•  phony,

•  pretentious

2: not excessively showy;

  * e.g., " ... lives in a rather unpretentious house for someone so wealthy "

•  Synonyms : 

•  conservative,

•  low-key,

•  muted,

•  quiet,

•  repressed,

•  restrained,

•  sober,

•  subdued,

•  toned-down,

•  understated,

•  unflashy

•  Antonyms : 

•  flamboyant,

•  flaring,

•  flashy,

•  garish,

•  gaudy,

•  glitzy,

•  loud,

•  noisy,

•  ostentatious,

•  razzle-dazzle,

•  splashy,

•  swank

3: not having or showing any feelings of superiority, self-assertiveness, or showiness;

  * e.g., " ... the unpretentious disposition of an award-winning scientist who has nothing to prove to anyone "

•  Synonyms : 

•  demure,

•  down-to-earth,

•  humble,

•  lowly,

•  meek,

•  modest,

•  unassuming

•  Antonyms : 

•  arrogant,

•  bumptious,

•  chesty,

•  conceited,

•  egotistic,

•  fastuous,

•  haughty,

•  highfalutin,

•  high-and-mighty,

•  high-handed,

•  high-hat,

•  hoity-toity,

•  huffish,

•  huffy,

•  imperious,

•  lordly,

•  overweening,

•  peremptory,

•  pompous,

•  presuming,

•  presumptuous,

•  pretentious,

•  self-asserting,

•  self-assertive,

•  supercilious,

•  superior,

•  toplofty,

•  uppish,

•  uppity