riskfuladj.

1793 W. Pearce Hartford Bridge i. ii. 12 The old gentleman is not very well; and what makes it rather riskful, he's attended by two physicians.

1844 Ld. Brougham Albert Lunel II. iv. 92 They are..extremely averse to all that is adventurous or riskful, even in..commerce.

1887 S. Baring-Gould Gaverocks I. iv. 53 He took the shorter, riskful path up the cliff.

1928 Bedford (Pa.) Gaz. 28 Sept. 8/5 Especially is it riskful on country roads, often infested with the worst elements of mankind, driven from the cities by crusades against rum and vice.

1977 Ambio 6 60/3 It is riskful to consume Mytilus mussels from polluted waters.

2003 Risks Digest (ACM Forum) (Electronic text) 18 Feb. This was something like 30 years ago when it was realized that visibility of intermediate results is riskful, and that checking must be done in a single atomic transaction.

1889 Church at Home & Abroad Feb. 194/1 He referred..to the policy of giving the vote to the emancipated Negro, and of what then seemed the extreme riskfulness of that great experiment.

1984 Anthropol. & Educ. Q. 15 35 A series of predictive propositions about the..relative riskfulness of, communication process during, and outcomes of, transactions.