disappointinglyadv.

1797 Oracle & Public Advertiser 26 Oct. Her fall was so disappointingly decorous, that he muttered several imprecations at the incumbrance of her drapery.

1828 N. Wales Chron. 24 July The proceedings of the Regatta must, in all probability, have proved most disappointingly barren of entertainment.

1844 Illustr. London News 20 July 34/1 With his regrets for its [sc. the slave trade's] existence, his cold, prudential reasons for not increasing the means of preventing it, contrast somewhat disappointingly.

1921 Mich. Law Rev. 19 362 Only occasionally do we find a writer rising noticeably above the disappointingly common mediocrity.

1979 Globe & Mail (Toronto) (Nexis) 19 Sept. Gold stocks have performed disappointingly in the past six months when compared with gold bullion.

2012 Sunday Age (Melbourne) (Nexis) 30 Sept. 10 For someone who carved such a jagged scar across Australia's recent history, the man sitting across from me is disappointingly ordinary.

1860 Bell's Life in London 19 Aug. 6/2 This affair, disappointingly enough, did not fill—the one or two first class yachts present arriving too late to enable a match to be made up.

1935 Times of India 4 Jan. 7/1 An invaluable book; but most disappointingly Pindar's so remarkable judgments of poetry are just touched on..in the chapter headed with the name of Aristophanes.

1993 Independent on Sunday 31 Oct. 21/7 Disappointingly, Ron Russell, ghostbuster, tells me that Hallowe'en is ‘nothing special at all’ for ghostly activity.

2015 M. Myles Cinderella & Ghost x. 80 She checked her email, which disappointingly wasn't as full as she'd assumed it would be.