cornerstone
nounStress: first syllable
Syllables: cor-ner-stone (3)
English Definition
An important quality or feature on which a particular thing is based or developed.
Example Sentence
Trust is the cornerstone of any relationship.
US IPA
/ˈkɔːrnərstoʊn/
UK IPA
/ˈkɔːnəstəʊn/