lose heart
US /luːz hɑːrt/
UK /luːz hɑːrt/

1.
putus asa, kehilangan semangat
to become discouraged or to give up hope
:
•
Don't lose heart, you're almost there!
Jangan putus asa, kamu hampir sampai!
•
After several rejections, she started to lose heart.
Setelah beberapa penolakan, dia mulai putus asa.