Verb:

ख़बरदार करना, चेतन करना, आगाह करना, सचेत करना, सजग करना, चेतावनी देना,

warned's Usage Examples:

Hadn't Mary warned her?

"By the way, I'm mad at you," she warned him.

I've already warned him that you're still mine, and I have no intention of doing anything more than lending you to him.

This had to be the man her father warned her about!

"Not this time," he warned them.

The instincts that warned him the night before were louder this night.

The same instincts that warned her against the last deal with him told her she'd never win any bet with the devil I'll give you the terms first this time.

I have warned them I no longer play their games.

"Don't touch me!" she warned again.

I warned her about crossing the line.

Synonyms:

caution, previse, discourage, alert, threaten, forewarn, inform, alarm, monish, admonish,

Antonyms:

unaware, lethargic, asleep, unalert, unwary,