end A1

/ɛnd/ The final part of an event, period, or activity

answer A1

/ˈæn.sɚ/ Something you say or write in reply to a question, letter, or request.

embassy B2

/ˈɛmbəsi/ The official building where a country's representatives work in a foreign country.

antediluvian C2

/ˌæn.ti.dəˈlu.vi.ən/ Extremely old-fashioned, as if from a much earlier age.