| Word | Definitions | Synonyms |
|---|---|---|
| keynote | (noun) a fundamental or central idea | - |
| (noun) (music) the first note of a diatonic scale | Synonyms: tonic | |
| (noun) the principal theme in a speech or literary work | - | |
| (verb) set the keynote of | - | |
| (verb) give the keynote address to (an audience) | - |