tardiness

From tardy +‎ -ness.

tardiness (countable and uncountable, plural tardinesses)

1. (uncountable) The state or quality of being tardy.
   • 1947 January and February, “Notes and News: Drivers' Reprisals”, in Railway Magazine, page 53:

     Some ten years ago, an evening excursion train from the Walsall area to Manchester, when travelling well over the heavily-graded Walsall-Rugeley line, was brought to a stand at a level crossing at Hednesford by the tardiness of a gatekeeper, who was pottering about in his garden instead of attending to his duties.

2. (countable) The result or product of being tardy.

• (quality of being tardy): lateness, tardity; see also Thesaurus:lateness

• earliness, punctuality; see also Thesaurus:earliness or Thesaurus:punctuality