heterogeneous

mastery
UK /ˌhɛt.(ə.)ɹəˈd͡ʒiː.nɪəs/ US /ˌhɛt.(ə.)ɹəˈd͡ʒiː.ni.əs/adj

card 1 of 10 · fill in the blank

He had a large and _____ collection of books.