" tardily "

1: after the due, usual, or proper time;

  * e.g., " ... she submitted her scholarship application tardily, so she was not considered "

•  Synonyms : 

•  belatedly,

•  delinquently,

•  late

•  Antonyms : 

•  beforehand,

•  early,

•  inopportunely,

•  precociously,

•  prematurely,

•  unseasonably

2: at a pace that is less than usual, desirable, or expected;

  * e.g., " ... the money that I had lent him for the video games came tardily and only after I told him that if he didn't repay me, I was taking them back "

•  Synonyms : 

•  laggardly,

•  leisurely,

•  pokily,

•  slow,

•  slowly,

•  sluggishly

•  Antonyms : 

•  apace,

•  briskly,

•  fast,

•  fleetly,

•  full tilt,

•  hastily,

•  meteorically,

•  quick,

•  quickly,

•  rapidly,

•  snappily,

•  speedily,

•  swift,

•  swiftly