drop
w -- core ``drop''
nip
w1 w2 -- w2 core-ext ``nip''
dup
w -- w w core ``dup''
over
w1 w2 -- w1 w2 w1 core ``over''
tuck
w1 w2 -- w2 w1 w2 core-ext ``tuck''
swap
w1 w2 -- w2 w1 core ``swap''
rot
w1 w2 w3 -- w2 w3 w1 core ``rote''
-rot
w1 w2 w3 -- w3 w1 w2 gforth ``not-rote''
?dup
w -- w core ``question-dupe''
pick
u -- w core-ext ``pick''
roll
x0 x1 .. xn n -- x1 .. xn x0 core-ext ``roll''
2drop
w1 w2 -- core ``two-drop''
2nip
w1 w2 w3 w4 -- w3 w4 gforth ``two-nip''
2dup
w1 w2 -- w1 w2 w1 w2 core ``two-dupe''
2over
w1 w2 w3 w4 -- w1 w2 w3 w4 w1 w2 core ``two-over''
2tuck
w1 w2 w3 w4 -- w3 w4 w1 w2 w3 w4 gforth ``two-tuck''
2swap
w1 w2 w3 w4 -- w3 w4 w1 w2 core ``two-swap''
2rot
w1 w2 w3 w4 w5 w6 -- w3 w4 w5 w6 w1 w2 double-ext ``two-rote''
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