| noun | a note that alternates rapidly with another note a semitone above it |
| noun | the articulation of a consonant (especially the consonant `r') with a rapid flutter of the tongue against the palate or uvula “he pronounced his R's with a distinct trill” |
| verb | pronounce with a trill, of the phoneme `r' “Some speakers trill their r's” |
| verb | sing or play with trills, alternating with the half note above or below |
| trill | verb | sing or play with trills, alternating with the half note above or below |
| warbler | noun | a singer; usually a singer who adds embellishments to the song |
| trill | noun | a note that alternates rapidly with another note a semitone above it |
| quaver | noun | a musical note having the time value of an eighth of a whole note |