Grammar fix
major factor
important cause
A main reason or influence that strongly affects a situation or result.
collocationB1common
Hear it in context
Notice where the phrase sounds natural.
- Stress was a major factor in her decision to change jobs.daily life
- In my opinion, a major factor behind the rise in online shopping is the convenience it offers to customers.IELTS speaking
Fix the pattern
Pattern: major factor in/behind/for + noun/gerund
WrongMoney was a major factor of his decision.
RightMoney was a major factor in his decision.
'A factor IN something', not 'of'.
Patternmajor factor in/behind/for + noun/gerund
Use it right
Choose the version that sounds natural in speech.
'A major factor' is natural; 'preponderant causal element' is jargon.
Build natural chunks
Words that usually travel with it.
a major factor (in)incontributingkeydeciding
Don't confuse it
'Minor factor' means a less important reason.