THESAURUS
preachy
admonitory, advisory, cautionary, consultative, consultatory, didactic, directive, exhortative, exhortatory, expostulative, expostulatory, hortative, hortatory, instructive, monitorial, monitory, moral, moralistic, moralizing, recommendatory, remonstrant, remonstrative, remonstratory, sententious, sermonizing, teachy, warning