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to be unable to; to find difficult (unpleasant, awkward, painful) to do
to serve two or more functions or roles simultaneously; to contain (or combine) two or more features
to work in two or more jobs simultaneously (positions, etc.); to do alongside
to hesitate to do something (out of consideration for others)
to think of the future (as well as the present)
この件については判断しかねます。
I'm unable to make a judgment on this matter.
インクの染みが取れない。
The ink stain won't come out.
彼の提案には賛成しかねる部分がある。
There are parts of his proposal I find hard to agree with.