Synonyms : dip

Example : Immerse yourself in hot water.

Synonyms : immerse

Example : The stock market plunged.

Synonyms : dive, plunk

Example : She plunged at it eagerly.

Example : He launched into a long diatribe.
She plunged into a dangerous adventure.

Synonyms : launch

Example : The professor plunged his students into the study of the Italian text.

Synonyms : immerse

Example : It plunged to the bottom of the well.

Synonyms : dump

Example : Dip the garment into the cleaning solution.
Dip the brush into the paint.

Synonyms : dip, douse, dunk, souse

Example : He immersed himself into his studies.

Synonyms : absorb, engross, engulf, immerse, soak up, steep