threaten

To express a threat against or give indications of taking hostile action against.

To be a source of danger to; endanger.

To give signs or warning of; portend.

To announce the possibility of (something) in a threat or prediction.

To cause (someone) to feel that his or her power, social standing, or self-esteem is in danger of being diminished.

To express or use threats.

To indicate or be a source of danger or harm.

To use threats or menaces; have a menacing aspect.

To give indication of menace, or of impending danger or mischief; become overcast, as the sky.

To declare an intention of doing mischief to or of bringing evil on: use threats toward; menace; terrify, or attempt to terrify, by menaces: with with before the evil threatened.