Akademik

I must say (that)
I must say (that) I have to say (that) spoken phrase
used for emphasizing a statement

I’m not very impressed, I must say.

I must say that the standard of play was abysmal.

Thesaurus: ways of emphasizing what you are sayinghyponym to emphasize what you are sayingsynonym
Main entry: say

Useful english dictionary. 2012.