くしん

See also: くじん, ぐしん, and ぐじん

Japanese

For pronunciation and definitions of くしん – see the following entries.
苦心
[noun] pains, efforts, hard work
[verb] make strenuous efforts, be at pains to, struggle to
(This term, くしん (kushin), is the hiragana spelling of the above term.)

(The following entry does not have a page created for it yet: 苦辛.)