heat up

phrasal verb
1
to become hot or warm
گرم شدن, داغ شدن
synonym warm
2
to become more exciting or to show an increase in activity
اوج گرفتن, شدیدتر شدن, بالا گرفتن
The election contest is heating up.
3
to make something hot or warm
گرم کردن, داغ کردن
Just heat up the food in the microwave.
synonym warm