Fog up American British phrasal verb
1. To be covered by a layer of fog or drops of water so one could hardly see.
My glasses kept fogging up, so I have slowed down when driving home.
In the early morning, I could not admire the scenery at dawn because our glass window completely fogged up.
2. To become overly sensitive and easily cry over something.
I have fogged up when Jenny delivered her speech with a view to expressing her gratitude to teachers.
My younger brother fogged up all days as Leo Messi, his favorite football player, decided to leave Barcelona football club.
If words stick in your throat, you are too emotional that you can't say something.
To cause an emotional reaction for someone
The verb "fog" should be conjugated according to its tense.
people often do irrational or foolish things when they are in love.
I and my boyfriend have decided to get married in the summer. I don't think that's wise, since we won't have enough money saved by then to set up house. But then, one cannot love and be wise.