開ひらく

1. 1to open ; to undo ; to unseal ; to unpack
2. 2to bloom ; to unfold ; to spread out
3. 3to open (for business, e.g. in the morning)
4. 4to be wide (gap, etc.) ; to widen
5. 5to hold (meeting, party, etc.) ; to give ; to open
6. 6to found (nation, dynasty, sect, etc.) ; to open (a new business) ; to set up ; to establish ; to start
7. 7to open (ports, borders, etc.)
8. 8to open (an account)
9. 9to open up (new land, path, etc.) ; to clear ; to develop
10. 10to open (a file, etc.)
11. 11to extract (root) ; to reduce (equation)
12. 12to cut open (fish)
13. 13to change (kanji into hiragana)
14. 14to flare (e.g. skirt)
15. 15to slacken (into a poor posture)
16. 16to extend

Other writings and readings

JMdict entry 1202440 · frequency rank 50. Source and licence.