accounting /əˈkaʊntɪŋ/
(noun) the process or work of keeping financial accounts
Example: Good accounting is needed in all businesses

accumulate /əˈkjuːmjəleɪt/
(verb) to gradually get more and more of something over a period of time
Example: They have accumulated more than enough information

asset /ˈæset/
(noun) a person or thing that is valuable or useful to somebody/something
Example: The company's asset are worth millions of dollars

audit /ˈɔːdɪt/
(noun) an official examination of business and financial records to see that they are true and correct
Example: The independent accountants audited the company's books

budget /ˈbʌdʒɪt/
(noun) the money that is available to a person or an organization and a plan of how it will be spent over a period of time
Example: The company will have to budget more money for this department next year

build up
build up /bɪld ʌp/
(phrasal verb) to become greater, more powerful or larger in number
Example: The firm has built up a solid reputation for itself

client /ˈklaɪənt/
(noun) a person who uses the services or advice of a professional person or organization
Example: We must provide excellent services for our clients, otherwise we will lose them to our competition

debt /det/
(noun) a sum of money that somebody owes
Example: The banks are worried about your increasing debt

outstanding /aʊtˈstændɪŋ/
(adjective) extremely good; excellent
Example: She has outstanding debts of over £500.

profitably /ˈprɑːfɪtəbli/
(adverb) in a way that makes or is likely to make money
Example: We invested in the stock market profitable

reconcile /ˈrekənsaɪl/
(verb) to find an acceptable way of dealing with two or more ideas, needs, etc. that seem to be opposed to each other
Example: The accountant found the error when she reconcile the account

turnover /ˈtɜːrnəʊvər/
(noun) the total amount of goods or services sold by a company during a particular period of time
Example: An annual turnover of $75 million