These are packages included in the Slackware distribution, but that I prefer to skip:

• kernel-huge
• elvis
• mt-st
• mtx
• pcmciautils (if not laptop)
• reiserfsprogs

• ispell
• jed
• joe
• jove
• mc (depends on scenario)
• most

• gcc-fortran
• gcc-gnat
• gcc-go
• gcc-java
• gcc-objc

• ConsoleKit

• ModemManager
• NetworkManager
• alpine

• MPlayer
• audacious
• audacious-plugins
• blackbox
• electricsheep
• fluxbox
• gnuchess
• mozilla-firefox
• mozilla-thunderbird
• network-manager-applet
• pan (depends on scenario)
• rxvt
• seamonkey
• windowmaker
• xaos
• xchat
• xine-lib
• xine-ui
• xlockmore
• xmms
• xpaint
• xv

Links: Linux Info … Tech Info