か

particle

1. indicates a question. At sentence end.
2. or, whether or not. After each alternative.
3. some- (e.g. something, someone). After an interrogative.
4. hmm, huh. Indicates doubt, uncertainty, etc.; sometimes after other particles.

prefix

1. very.

suffix

1. -al, -ial, -ic, -ical, -ish, -y.

adverb

1. in that way.