Englishfor English speakers
onset
Noun
—
The onset of something is the time when it begins (usually something bad).
of
Preposition
—
Made using.
It is a house of cards.
transformation
Noun
—
A transformation is a change in the form or shape, often into something completely different.
She seems to have undergone a total physical transformation - her hair is cut short and she is over 20kg heavier.
We look forward to the transformation of the bedroom into a library and office.
This kind of transformation can only be done by magic.