Adverbs for Grin

fulsomely; tantalizingly; wryly; broadly; engagingly; craftily; lewdly; jubilantly; ingenuously; genially; wistfully; bashfully; flatteringly; sheepishly; affably; stupidly; skeptically; amiably; sympathetically; complacently; impudently; derisively; ironically; toothlessly; ruefully; saturninely.