" timeliness "

1: the quality or habit of arriving or being ready on time;

  * e.g., " ... your timeliness will make a good impression on the person interviewing you for the job "

•  Synonyms : 

•  promptitude,

•  promptness,

•  punctuality

•  Antonyms : 

•  tardiness,

•  unpunctuality

1: especially suitable for a certain time;

  * e.g., " ... a timely invitation to lunch that came just as I was starting to feel hungry "

•  Synonyms : 

•  opportune,

•  seasonable,

•  well-timed

•  Antonyms : 

•  inopportune,

•  unseasonable,

•  untimely

2: done, carried out, or given without delay;

  * e.g., " ... when I order a pizza, I expect it to be delivered in a timely manner "

•  Synonyms : 

•  immediate,

•  prompt,

•  punctual,

•  speedy

•  Antonyms : 

•  belated,

•  late,

•  tardy