present participle of seize upon

present participle of seize the initiative

present participle of seize the day

(idiomatic) To enjoy the present and not worry about the future; to live for the moment. / (idiomatic) To make the most of today by achieving fulfillment in a philosophical or spiritual sense.

(figuratively) To stop functioning; to come to a halt. / (of muscles) To stiffen or become tight and difficult to move. / (of a machine) To stop working suddenly, and become impossible to start again.

To grasp or take hold of (an object) suddenly, forcibly, or tightly.

Third-person singular simple present indicative form of seize up

simple past tense and past participle of seize up

(informal, intransitive) To seize, convulse or twitch, especially when sudden.

Third-person singular simple present indicative form of seize upon