Work (oneself) into a lather American British verb phrase
Become very upset or nervous
He worked himself into a lather for not getting the present he wanted at his birthday.
Don't work yourself into a lather even when you fail to enter the university.
He worked himself into a lather when thinking of his hectic schedule for the next few days.
To be very anxious
To argue with somebody
To feel devastated because of a minor problem or accident
To intentionally and spitefully insult or show disrespect for someone
The verb "work" should be conjugated according to its tense.