決

This week’s #kanji is #決. It is made of its semantic element of #さんずいへん（氵）and its phonetic element of 夬.氵 shows the association with water and 夬 has the meaning of “to penetrate,” so 決’s original meaning was to let water pour out from one side.

Meaning: to decide, etc.
Reading: ケツ（ケッ）、き

決意（ケツイ）: resolution, determination
決心（ケッシン）: determination, resolution, decision
決定（ケッテイ）: (a) decision, (a) conclusion
決断（ケツダン）: a firm decision, (a) clear determination, (a) strong resolution
決勝（ケッショウ）: the decision (of a contest)
    決勝戦（ケッショウセン）: the championship game, the final(s), a play-off
解決（カイケツ）: (a) solution (of a problem), (a) settlement (of a dispute)
対決（タイケツ）: (a) confrontation, a showdown
判決（ハンケツ）: a (judicial) decision, a ruling, a judgment
決（き）まる: (vi) to be decided, to be settled; to be held in place
決（き）める: (vt) to decide, to fix, to establish, etc.