Blend, combine, form, or organize
Spend?
wh
interzen
brunch
Combine
Potion
Blend, combine, form, or organize
One word that contains -lend is blend. Another is blender.
blend, coalesce, combine, commingle, conflate
The term used to blend into another culture is "assimilation." It refers to the process by which individuals or groups adopt the cultural norms and practices of the dominant or host society.
To weave together. To blend together or intermix. To intertwine.
Spend?
Union, mix, mixture, fusion, admixture, amalgam, amalgamation, blend, consolidation, combination.
The word blend has one syllable.
Angry, annoyed, cantankerous, irascible, irritable, surly, navigate, span, transverse, bisect, intercross, intertwine, blend, interbreed, mingle...
Blend is one I use frequently. It isn't as sophisticated but it is easy to visualize and doesn't sound so haughty.