quicken

Short definition from Wiktionary

Verb

1. 1
   Senses relating to life or states of activity: To put (someone or something) in a state of activity or vigour comparable to life; to excite, to rouse.
2. 2
   Senses relating to life or states of activity: To inspire or stimulate (an action, a feeling, etc.).
3. 3
   Senses relating to life or states of activity: To stimulate or assist the fermentation of (an alcoholic beverage, dough, etc.).
4. 4
   Senses relating to life or states of activity: To give life to (someone or something never alive or once dead); to animate, to resurrect, to revive.
5. 5
   Senses relating to life or states of activity: To make or help (something) to burn.
6. 6
   Senses relating to life or states of activity: To make (a drug, liquor, etc.) more effective or stimulating.
7. 7
   Senses relating to life or states of activity: Of a pregnant woman: to be in the state of reaching the stage of pregnancy at which the movements of the foetus are first felt.
8. 8
   Senses relating to life or states of activity: To take on a state of activity or vigour comparable to life; to be excited or roused.
9. 9
   Senses relating to life or states of activity: To grow bright; to brighten.
10. 10
    Senses relating to life or states of activity: Of an alcoholic beverage, dough, etc.: to ferment.
11. 11
    Senses relating to life or states of activity: Of a pregnant woman: to first feel the movements of the foetus, or reach the stage of pregnancy at which this takes place; of a foetus: to begin to move.
12. 12
    Senses relating to life or states of activity: To give life; to make alive.
13. 13
    Senses relating to life or states of activity: To come back to life, to receive life.
14. 14
    Senses relating to life or states of activity: To inspire or stimulate.
15. 15
    Senses relating to speed: To make (something) quicker or faster; to hasten, speed up.
16. 16
    Senses relating to speed: To shorten the radius of (a curve); to make (a curve) sharper, or (an incline) steeper.
17. 17
    Senses relating to speed: To become quicker or faster.
18. 18
    To apply quicksilver (mercury) to (something); to combine (something) with quicksilver; to quicksilver.

Noun

1. 1
   In full quicken tree: the European rowan, rowan, or mountain ash (Sorbus aucuparia).
2. 2
   Synonym of couch grass (“a species of grass, Elymus repens”); also (chiefly in the plural), the underground rhizomes of this, and sometimes other grasses.