雑 （ザツ） rough, crude, sloppy, messy, miscellaneous

雑音 （ザツオン） noise (usu. unpleasant), interference (e.g. radio), static, noise, gossip, irresponsible criticism

猥雑 （ワイザツ） vulgar, indecent, crude, sordid, jumbled (of a place), disorderly, chaotic, messy

交雑 （コウザツ） hybridization, crossing, mixing

雑 （ゾウ） miscellany (classification of Japanese poetry unrelated to the seasons or to love)

雑木林 （ゾウキバヤシ） grove of miscellaneous trees, copse, coppice, thicket

交える （まじえる） to mix, to combine, to include, to exchange (words, fire, etc.), to cross (e.g. swords), to join together

混じる （まじる） to be mixed, to be blended with, to be combined, to associate with, to mingle with, to interest, to join