支

zhi

(to) branch; to support/sustain

a hand propping up a branch as a support

扌

shou

技

ji

skill, ability

hand (shou) + support (zhi)

a hand supports all kinds of skills

鼓

gu

drum; to beat

percussion instrument (zhu) + branch/support (zhi)

a hand is holding branches like sticks to hit a military drum, which is held by a warrior