Vocabulary
Form
to lose heart; to be discouraged; to be dejected; to be exhausted; to be tired out
verb
vi
Example sentences
彼（かれ）はタフだから少（すこ）しのことではへこたれない。
He won't be easily discouraged, because he's a tough guy.
成功（せいこう）するまでへこたれるな。
Stick with it and you'll succeed.