act, mind your manners, conduct yourself properly
The word snub means to ignore or behave coldly towards. A couple of synonyms for this word are ignore, act cool, repulse, silent treatment, cut dead, burr and brush off.
It is hard to find just one word that can replace "misbehave". If you are talking about a machine, you could use "malfunction". When talking about people, synonyms have more than one word, e.g. act up play up make trouble behave badly be bad be naughty be rude be mean not nice
They are synonyms.
Synonyms
Relative and kin are synonyms.
behave.
its mass helps it behave
They are synonyms.
synonyms
Are there synonyms for washable
synonyms
synonyms for prominence:importancefamestatureprestige