end A1

/ɛnd/ (American football) a position on the line of scrimmage

answer A1

/ˈæn.sɚ/ a nonverbal reaction

embassy B2

/ˈɛmbəsi/ The function or duty of an ambassador.

antediluvian C2

/ˌæn.ti.dəˈlu.vi.ən/ so extremely old as seeming to belong to an earlier period