interfuse

/ˌɪntərˈfjuz/
verb
  1. To mix or blend together so that the parts become united or combined.
    • The two cultures began to interfuse after centuries of trade and travel.
    • In the stew, the flavors of the herbs and vegetables interfuse perfectly.
    • The artist's style seems to interfuse realism with abstract elements.
  2. To spread through or permeate something completely.
    • Optimism interfused his speech, inspiring the whole audience.
    • The melody interfused the air, making everyone stop to listen.
    • A sense of calm interfused the entire room during the meditation.