formative
//ˈfɔːrmətɪv//
Adjective
formativeCanonical form
1
Having a significant and lasting influence on the development of someone's character, abilities, or beliefs, especially during childhood or youth.
My formative years in the countryside shaped my love for nature.
2
Serving to form or shape something; giving form or structure.
Water plays a formative role in shaping the landscape over time.
Antonym
Noun
formativeSingular
formativesPlural
1
A linguistic element, such as an affix, that is used to form new words or inflections.
The prefix 'un-' is a common formative in English.