You should be asking "Why would you abbreviate the word claim - or any other word?". Language is intended for one purpose - to communicate clearly, meaningfully and unambiguously, with words developed over time to express specific concepts. Shortening them is not only stupid, but pointless.
Luckily, there is no abbreviation for most words in the English language, including the word claim.
How do you abbreviate the word regional
You don't abbreviate the word.
How do you abbreviate the word recovered
There is no need to abbreviate the word ticket.
Abbreviate the word production?
The base word of abbreviation is "abbreviate."
How do you abbreviate the word "Judge"?
how do you abbreviate the word "controlled"?
There is not a proper way to abbreviate the word 'consideration'. If you really do need to abbreviate the word, you could use the abbreviation of 'cons'.
i abbreviate it as advs. You could also abbreviate it as adv.
The best way to abbreviate any word is to eliminate the vowels. You can abbreviate funding by removing the u and i.
One can abbreviate the word "commander" as "Cmdr."