WHOLE CHARACTER
没méi, mò
not have; there is not; did not; has not yet; not as ... as
没 is the everyday negation — no, not yet, didn't; read mò, it sinks under water or means confiscated.
ZDIC marks 会意 without naming the pieces; the water side gives the clue and the right piece is the archaic graph 殳.
WATER-RELATED LEFT SIDE
氵shuǐ
water (as the source idea 水)
A component form of 水; not counted as a standalone character page.
In 没: water-related left side Shown as the water side; ZDIC names no parts for the modern form.
RIGHT-SIDE PIECE (THE ARCHAIC GRAPH 殳, AN OLD WEAPON)
殳shū
an ancient spear-like weapon
A dictionary graph; in 没 and 般 it is the right-side piece with roles kept limited.
In 没: right-side piece (the archaic graph 殳, an old weapon) An archaic graph kept as the right-side piece; no modern sound or meaning role is claimed.