blissen

From bliss +‎ -en (verbal suffix).

blissen (third-person singular simple present blissens, present participle blissening, simple past and past participle blissened)

1. (transitive) To make blissful or happy; fill with or impart bliss to
   • 1840, Henry Wright, Retrospective Sketch:

     True goodness infallibly blissens the bosom in which it assumes an influential position.

   • 1860, Anne Bowman, Esperanza: My Journey Thither and what I Found There, page 314:

     All solemnly and thankfully
     I feel its blissening power
     As ringing out victoriously.

   • 1846, The American Whig Review, volume 3, page 377:

     I very unceremoniously hid her in my heart and took her to my room to blissen my dreams.

   • 1969, Robert Owen, The New Moral World, volume 8, page 375:

     Why the immense self-pleasure that mental culture would afford, and the blissening consciousness of doing good with it to those around him.

• blessin', enbliss, nibless