Meaning of Islamic words

Q: I would like to know if it's permissible to say allahuma barik instead of Masha Allah and what is the difference? I was taught to say Masha'Allah but I have seen others say allahuma barik.

Q:

1. What is a faasiq?

2. Can you greet a person that is a faasiq?

3. Can you eat from an animal that is slaughtered by a faasiq?

Q: Is it permissible to use short forms of arabic words such as Jzk instead of JazakaAllah and slms instead of Assalamu alaykum?

Q: In alot of hajj and umrah questions, you use the term "damm". What does damm mean?

Q: For the permissibility of tayammum, how many kilometers is one shar'ee mile? 

Q: Please clarify if I am writing the following correctly;

Insha Allah, Jazak Allah, Masha Allah and AsSalaam WaAlaikum.

Q: Can you please explain what are the definitions of:

1. Muraabahah

2. Ijaarah

Q: My question is that we believe that there are five Faraaiz in Islam (Kalimah, Namaaz, Roza, Zakaat and Hajj). Then how we categorize that there are different faraaiz in every Islamic aspect like Wudhu Faraaiz, Ghusal Faraaiz, Hajj Faraaiz, Namaaz Faraaiz etc. What is difference in five main faraaiz and then the faraaiz in different Islamic acts. So can we say that there are not total 5 faraaiz but a lot of faraaiz in Islam?

Q: I would like to know about "kurra" (drawing lots) and the details on how to go about it to do any work.

Q: What is the difference between israaf and tabzeer since both translate as wasting?