rare. [ad. L. tarditūdo, f. tardus slow: see -TUDE.] = next; in quot. 1794 slowness or unwillingness to do something.
1794. Coleridge, Lett., to Southey (1895), 85. My inconsistencies have given me a tarditude and reluctance to think ill of any one.
1920. G. Burgess, The Jellyjumper Marriage Mystery, in Judge, LXXIX. 3 July, 7/1. Forgive my tarditude, dear, but I got a note from my milliner saying that this hat was reduced.