| Word | Definitions | Synonyms |
|---|---|---|
| modulate | (verb) adjust the pitch, tone, or volume of | - |
| (verb) fix or adjust the time, amount, degree, or rate of | Synonyms: regulate | |
| (verb) vary the frequency, amplitude, phase, or other characteristic of (electromagnetic waves) | - | |
| (verb) vary the pitch of one's speech | Synonyms: inflect, tone | |
| (verb) change the key of, in music | - |