"It merely warned us to be on our guard."
If it functioned at all, it might well merely warn him.
Now he could merely warn of its approach.
Aloud, he merely warned his daughter, "I would not waste too much time on him, my daughter.
Merely warning people to avoid bears, cougars and alligators would seem to be tricky.
"I believe," Asher said, "that if his servant had power so similar to your own, she would not have merely warned him."
No, I merely warned my cousin to steer clear, particularly since that land will never be yours.
I'm merely warning people that a Great Change is coming to this world, and we should all be watching the skies for it.
I merely warn the Court that the statement, though indubitably accurate, bears here and there the trace of coming from two authors.
I merely warn you that this essentially proper view of yours should be extended to myself.