Undoubtedly means accepted beyond doubt. Definitely and undisputed are synonyms of undoubtedly. "Turning on all of the electrical appliances in my house at the same time was undoubtedly the cause for the blown fuse."
My daughter is undoubtedly the prettiest girl in her class.
I will undoubtedly attend the next concert. Her presence will undoubtedly improve my appreciation of the concert.
One sentence for the word undoubtedly is; She undoubtedly left her schoolwork on the bus.
Undoubtebly isn't a word. I think you mean "undoubtedly." The clown will undoubtedly be at the party.
Example sentence - He is undoubtedly the most indifferent person I have ever known.
The glass was to tip over, undoubtedly, because it was very close to the edge of the desk.
Undoubtedly, children become fearful during a tornado.The scientist was undoubtedly quite smart.Brilliant, undoubtedly, but the artist made few friends.
Undoubtedly, this will be the best sentence ever written.
You are undoubtedly indifferent to how much this will cost your mother and me.
"Aiming carefully, he flung a snowball that hit Ricky squarely in the back of the head, and then he dropped down to await the hail of return snowballs his bulls-eye would undoubtedly provoke."
undoubtedly, thy wil study well
"She was unmistakably the girl I'd seen yesterday at the park." Think of "Undoubtedly".