Strike fear into (one's) heart informal verb phrase
To scare, frighten, or horrify someone.
He likes sneaking up on his sister to strike fear into her heart.
An unearthly cry rang out, which struck fear into her heart yesterday.
The father's anger struck fear into his chidlren's heart. They daren't gaze up at him.
I'm not stupid or easily scared.
Make someone extremely frightened
To frighten or terrify someone abruptly or severely
To scare someone.
To frighten or worry someone by doing something.
The verb "strike" should be conjugated according to its tense.
Be embarrassed and ashamed when one has been defeated or failed
After losing that game, she had her tail between her legs.