Hmm vs. Umm
Hmminterjection
Indicating thinking or pondering.
Hmminterjection
A demand for an answer to a question.
Hmmverb
(intransitive) To make a thoughtful humming noise.
Hmminterjection
used to express reflection, uncertainty, or hesitation
Umminterjection
Interjection implying hesitation; see um.
Ummverb
To make the umm sound to express confusion or hesitancy.
