observer
observing observingly obsess obsession obsessional obsessive obsessively obsessiveness obsidian obsidianal obsolescence obsolescent obsolescently obsolescentness obsolete obsoleteness obsoletism obstacle obstacle-race obstetric obstetrical obstetrician obstetrics obstinacy obstinate obstinately obstinateness obstipant obstipation |
observer /əb'zə:və/
danh từ
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