to relax or become less angry after being upset
怒りが収まった後にリラックスする、または怒りが少なくなる (ikari ga osamatta ato ni rirakkusu suru, mata wa ikari ga sukunakunaru)
"It took him a while to calm down after the argument."
"議論の後、彼は落ち着くのに時間がかかりました。" (Gironsato, kare wa **ochitsuku no ni** jikan ga kakarimashita.)
to strengthen or support something to prevent failure during...
to attack someone suddenly
to invest in something; to believe in an idea or plan
to motivate yourself to keep progressing
to keep expenses under control
to stop overthinking or panicking and return to calmness