insinuate

Etymology

From Latin īnsinuō (“to push in, creep in, steal in”), from in (“in”) + sinus (“a winding, bend, bay, fold, bosom”).

verb

1. To hint; to suggest tacitly (usually something bad) while avoiding a direct statement.
   She insinuated that her friends had betrayed her.
2. (rare) To creep, wind, or flow into; to enter gently, slowly, or imperceptibly, as into crevices.
   1728-1729, John Woodward, An Attempt towards a Natural History of the Fossils of England Water will insinuate itself into Flints through certain imperceptible Cracks
3. (figurative, by extension) To ingratiate; to obtain access to or introduce something by subtle, cunning or artful means.
   Nanny didn't so much enter places as insinuate herself; she had unconsciously taken a natural talent for liking people and developed it into an occult science. 1995, Terry Pratchett, Maskerade, page 242