HSK10+
jiān
difficult
Phonosemantic compound. 艮 represents the meaning and 堇 represents the sound.
艮 Meaning component
gěn, gèn
blunt
堇 Sound component
jǐn
clay
Oracle script
Bronze script
Seal script
Clerical script
Regular script
艰 (艱)
difficult, hard; distressing; difficult; hard; hardship
艰难
hard
艰苦
艰辛
hardships
艰巨
arduous
艰苦奋斗
to struggle arduously
Academia Sinica
Make Me a Hanzi
Unicode
Baxter-Sagart
Dong Chinese
CC-CEDICT
SUBTLEX-CH
MTSU Chinese text computing