Get stilts
Possible yes probable no. Highly unusual after 18/19
It is possible..... but it's also very rare and unlikely.
how i increase my height at 23 years
There is absolutely nothing one can do to increase their height, no matter what age they are.
Apart from surgical intervention, it is not usually possible to increase height after puberty. For more information about increasing height, see the page link, further down this page, listed under Related Questions.
how much can be increase in height by the age of 21 years
Very unlikely.
No way in hell there is no exercise or supplements that can increase height after the age of 21
It is unlikely that anything can be done to increase the height after age 21years
No, there are no known ways for either men or women to increase their height after the age of 23. You might want to try a higher heel :)
at the age of 18 years, increase in height stops due the end of elasticity in bones.