4 strokes

be bent, slope, capture

Kunかぎ、ま.がる

Onコウ、ク

勾配【こうばい】
slope, incline, gradient, grade, pitch, slope (of a linear function), gradient (vector calculus)
勾玉【まがたま】
magatama, comma-shaped bead from prehistoric Japan, usually made of jade

Curated list of the most frequently used Japanese words, in quality flashcards.