take the plunge
To begin any major commitment.
And as scientists studying the subject, we will have to conclude that she will take the plunge only if she suffers from overconfidence bias or is innately risk-loving.
ADJ
headlong
cold
After swimming laps, the athletes took a cold plunge to help their muscles recover.
VERB + PLUNGE
take
After years of hesitation, she finally took the plunge and started her own business.
PREP
~ into
She decided to plunge into her new job with enthusiasm and determination.
~ to
The swimmer took a deep breath before diving into the pool with a sudden plunge to the bottom.
ADV
downwards, forward, head first, headlong
She took a deep breath and plunged headfirst into the cold swimming pool.
in
After taking a deep breath, she plunged in and started swimming across the lake.
PREP
down
After the heavy rainfall, the water plunged down the mountainside and flooded the valley below.
from
The diver plunged from the high platform into the crystal clear water below.
into
After his promotion, he plunged into a new research project with enthusiasm and energy.
off
The swimmer took a deep breath and plunged off the diving board into the pool below.
PHRASES
plunge to your death
The elderly man accidentally plunged to his death from the balcony of his apartment.