1) Assorted 2) Different 3) Disparate 4) Diversified 5) Heterogeneous 6) Inhomogeneous 7) Miscellaneous 8) Mixed 9) Motley 10) Nonuniform 11) Not from the same source 12) Originating outside the body 13) Sundry 14) Unevenly mixed 15) Varied Found on https://www.crosswordclues.com/clue/heterogenous
heterogenous, heterogeneous 1. Of one body in respect of another, or of various bodies in respect to each other; that is, diverse in kind or nature, of completely different characters; incongruous; foreign. 2. Composed of diverse elements or constituents; consisting of parts of different kinds; not homogeneous. Found on http://www.wordinfo.info/words/index/info/view_unit/2790/3