artificially formal; "that artificial humility that her husband hated"; "contrived coyness"; "a stilted letter of acknowledgment"; "when people try to correct their speech they develop a stilted pronunciation"
contrived by art rather than nature; "artificial flowers"; "artificial flavoring"; "an artificial diamond"; "artificial fibers"; "artificial sweeteners"
not arising from natural growth or characterized by vital processes
lacking regard for the rights or feelings of others; "shockingly inconsiderate behavior"
without proper consideration or reflection; "slovenly inconsiderate reasoning"; "unconsidered words"; "prejudice is the holding of unconsidered opinions"
without careful prior deliberation or counsel; "ill-advised efforts"; "it would be ill-advised to accept the offer"; "took the unadvised measure of going public with the accusations"