insinuatingly

enUK

in·sin·u·at·ing

I0163400 (ĭn-sĭn′yo͞o-ā′tĭng)adj.1. Provoking gradual doubt or suspicion; suggestive: insinuating remarks.2. Artfully contrived to gain favor or confidence; ingratiating.
in·sin′u·at′ing·ly adv.

insinuatingly

(ɪnˈsɪnjʊˌeɪtɪŋlɪ) advin an insinuating manner
Thesaurus
Adv.1.insinuatingly - in an insinuating manner; "the art book has art to sell, insinuatingly, and for a purpose, like the American muse, which has in fact a tradition to sell, and one which doesn't exist, in painting"