As adjectives the difference between diskless and dickless
is that diskless is (computing) without the use of floppy disks while dickless is (slang) without a dick; penisless.
diskless
English
Adjective
(-)
(computing) Without the use of floppy disks.
dickless
English
Adjective
(-)
(slang) Without a dick; penisless.
(slang, figuratively) Wimpy, cowardly, not manly.