Its not illegal, and it shouldnt give rise to a cause of action in civil court, but its creepy and you shouldnt call a young girl any of those names unless theyre your kid (or at least your niece or something) if you dont want people to think

Is it illegal to tell a minor is cute?

California Penal Code 288.3 PC makes it a crime to contact or communicate with a minor (or even merely attempting to do so), having reason to know that the child is a minor, with the intent to commit a sex crime or other serious felony involving that minor.

Is flirting with a minor against the law?

Under Penal Code 288.2 it is illegal to send sexually explicit or obscene material to a minor with the intent to seduce the minor and to sexually arouse yourself and/or the minor. This includes the sending of material by any means including email or text message.

Is being friends with a minor illegal?

There are no laws against friendship regardless of the ages of the respective parties.

Can a 17 year old date a 21 year old?

Absolutely. There is no law that prevents the two of you from dating (as in going to the movies, walking in the park, etc). However, if what youre really asking is if its legal for a 17 year old to have sex with a 21 year old the answer is “It depends”.