野暮なことを言うの英語

to be pedantic―unaccommodating―uncompromising

to say a rude thing―make an insulting remark

to speak with a grumble

He talks boastfully

（人に向かってなら）to abuse one―revile one―rail at or against one―call one names―call one by hard names―make insulting remarks―（蔭でなら）―speak ill of one （behind one's back）―backbite one―stab one in the back―talk against one―whisper against one―calumniate one―slander one―make malicious remarks―throw dirt at one―pick one to pieces―pull one to pieces―talk scandal―make free with one's fame―take liberties with one's reputation

the act of saying bad things about someone

to say heedless things―speak carelessly―talk thoughtlessly

to talk nonsense

He says silly things―make ludicrous remarks.

to whisper soft nothings to each other

to make bad puns

a quibble

the act of misstating (something)

I blow him up―give him a piece of my mind.

to speak bluntly―speak one's mind

to scorn a person

to make disagreeable remarks

to exaggerate

an act of spreading a false rumor

to say silly things―talk nonsense

tell an untruth

make a joke

to hesitate to speak

to use a common phrase―in common parlance―as the saying is

to speak definitely

to say something badly

to say things outright―tell the downright truth―state the straightforward fact―speak out―speak plain―speak in plain English―hint broadly―call a spade a spade

to lisp

complain

to tell the truth