expression, i-adjective
timid; faint-hearted; wimpish
Describes a person who is easily frightened, lacks courage, or is overly cautious about small matters. Often used critically or self-deprecatingly.
See also: 気の小さい
彼は気が小さくて、新しいことに挑戦できない。
He is so timid that he can't try new things.
気が小さいから、人前で話すのが怖い。
Because I'm faint-hearted, I'm afraid of speaking in public.