* To get the promotion, she tried to ingratiate herself with the boss by offering to take on extra projects. (This shows how someone might try to gain favor by being overly helpful.)
* He ingratiated himself into the social group by praising their interests and sharing similar opinions. (This shows how someone might try to fit in by mirroring others.)
* The politician attempted to ingratiate himself with the voters by making promises he knew he couldn't keep. (This shows how someone might try to gain popularity through false pretenses.)
* It's important to be genuine when meeting new people, rather than trying to ingratiate yourself with them. (This shows the potential negative connotation of "ingratiate," implying insincerity.)
You can see how "ingratiate" implies a deliberate attempt to win someone's favor, often by flattering them or acting in a way that pleases them. It's important to use the word carefully, as it can have a negative connotation if it suggests insincerity.