Mealy-mouthed: "inclined to mince words; insincere, devious, or compromising" "affected, deceptive, ... disingenuous, equivocal, hypocritical, ..."

"Mealy-mouthed definition, avoiding the use of direct and plain language, as from timidity, excessive delicacy, or hypocrisy; inclined to mince words; insincere, devious, or compromising. See more."

"WORDS RELATED TO MEALY-MOUTHED: affected, deceptive, devious, disingenuous, equivocal, hypocritical, insincere"

https://www.dictionary.com/browse/mealy-mouthed