fine work; excellent piece
General praise for a well-made work, often in artistic, literary, or academic contexts.
彼の小説は今年の佳作の一つに選ばれた。
His novel was selected as one of this year's fine works.
This novel received an honorable mention in the literary prize.
I think this painting is truly an excellent piece.
honorable mention; runner-up work
Specifically a work that receives an honorable mention or is recognized as a runner-up in a competition.
コンテストで佳作に入賞した。
I won an honorable mention in the contest.
彼女の写真は佳作に選ばれた。
Her photograph was chosen for an honorable mention.
His photograph was selected for honorable mention in the contest.
It was a strong entry, but in the end it only got an honorable mention.
傑作 calls a work a masterpiece of the highest quality, whereas 佳作 just means a good, praiseworthy piece.
入選 means a work was chosen/selected for a competition or exhibition, while 佳作 specifically denotes an honorable-mention rank below the top prizes.
駄作 is a poor, worthless piece of work, the opposite of 佳作's sense of a fine or commendable piece.
honorable mention; good work left out of the final selection
Compound of 佳 (good, excellent) and 作 (work, production). The meaning 'honorable mention' developed from the general sense of a fine work in competitive contexts.