foot (of people and animals); the lowest part of something; footsteps; pace (脚步)
脚 is the foot you stand on — 脚印 'footprint', 脚步 'footsteps'. It also names the bottom of things, like 山脚 'the foot of a mountain'.
GF0025–2021 character list · 二级WHOLE GLYPH & STRUCTURE
The detailed source reads 脚 as 形声，从肉、却声 — the flesh side plus the sound piece 却 (què). The written middle and right pieces are shown separately.
WHOLE CHARACTER
foot (of people and animals); the lowest part of something; footsteps; pace (脚步)
脚 is the foot you stand on — 脚印 'footprint', 脚步 'footsteps'. It also names the bottom of things, like 山脚 'the foot of a mountain'.
The detailed source reads 脚 as 形声，从肉、却声 — the flesh side plus the sound piece 却 (què). The written middle and right pieces are shown separately.
LEFT: THE FLESH SIDE (ZDIC: 从肉)
moon; month
月 can be the moon/month source or a flesh-related form in other characters; the distinction is stated where relevant.
In 脚: left: the flesh side (ZDIC: 从肉) The flesh/body side; the modern left is written like 月.
MIDDLE: THE LEFT PART OF THE HISTORICAL SOUND PIECE 却 (QUÈ)
to go
A common standalone character; in characters that keep it as a piece, its role is shown on that character's page.
In 脚: middle: the left part of the historical sound piece 却 (què) A historical sound side: jiǎo has no modern sound relation with què — the initial, final and tone all differ.
RIGHT: THE RIGHT PART OF THE HISTORICAL SOUND PIECE 却
a seal; the kneeling-figure form
A bound piece; in 爷 it is the reduced remnant after simplification.
In 脚: right: the right part of the historical sound piece 却 The seal-leg piece; here it completes the written sound piece 却.
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