pervader

/pərˈveɪdər/
noun
  1. Something or someone that spreads through or fills a place or area.
    • The smell of fresh bread was a welcome pervader of the morning kitchen.
    • The fog was a slow pervader, creeping into every street and alley.
    • In the story, the strange music acted as a pervader of the entire castle.
What does "pervader" mean? | whatsthatwordmean | whatsthatwordmean