He was considered faint-hearted for not taking risks.
cold-hearted
Frequency:
60
%
Her cold-hearted demeanor made it hard for others to connect with her.
soft-hearted
Frequency:
50
%
Despite his tough exterior, he was actually quite soft-hearted.
stone-hearted
Frequency:
40
%
The villain was known for his stone-hearted cruelty.
Idiomatic Expressions for flinthearted
Phrase: have a flintheart
Meaning: to lack courage or bravery; to be easily scared or intimidated
Usage: He may talk tough, but deep down he has a flintheart and gets scared easily.