You did not come,
And marching Time drew on, and wore me numb,—
Yet less for loss of your dear presence there
Than that I thus found lacking in your make
The stanza begins with a four-monosyllable, stark, declarative statement. There is an accusing tone, depending on how one interprets it. A  monosyllabic string , if read aloud in performance, can subtly change meaning according to the speaker’s emphasis.  Given what follows this can be interpreted as flat and expressionless with disappointment.
A Broken Appointment