expression, i-adjective
timid; faint-hearted; easily intimidated
Describes a person who is emotionally fragile, easily discouraged, or lacks assertiveness. Often used to characterize someone who cannot stand up for themselves or handle pressure.
彼は気が弱いから、人に頼みごとをするのが苦手だ。
He is timid, so he has trouble asking favors of others.
気が弱いと、仕事で損をすることがある。
If you're faint-hearted, you may lose out at work.