/ˈmɔːrtɪfaɪ/

more·tify

BrE /ˈmɔːtɪfaɪ/

NAmE /ˈmɔːrtɪfaɪ/

[usually passive]

~ sb (to do sth) |

it mortifies sb that…

to make sb feel very ashamed or embarrassed

SYN humiliate

She was mortified to realize he had heard every word she said.

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more·ti·fi·ca·tion

BrE /ˌmɔːtɪfɪˈkeɪʃn/

NAmE /ˌmɔːrtɪfɪˈkeɪʃn/

[U]

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more·ti·fy·ing

BrE /ˈmɔːtɪfaɪɪŋ/

NAmE /ˈmɔːrtɪfaɪɪŋ/

How mortifying to have to apologize to him!