caar cadr caaar caadr cadar caddr caaaar caaadr caadar caaddr cadaar cadadr caddar cadddr cdar cddr cdaar cdadr cddar cdddr cdaaar cdaadr cdadar cdaddr cddaar cddadr cdddar cddddr atom car cdr cons consp rplaca rplacd first second third fourth fifth sixth seventh eighth ninth tenth adjoin append revappend nconc nreconc butlast nbutlast copy-list endp last ldiff list list* list-length listp make-list mapc mapcar mapcan mapl maplist mapcon member member-if member-if-not nth nthcdr null rest tailp acons copy-alist pairlis assoc assoc-if assoc-if-not rassoc rassoc-if rassoc-if-not getf get-properties copy-tree sublis nsublis subst subst-if subst-if-not nsubst nsubst-if nsubst-if-not tree-equal subsetp union nunion intersection nintersection set-difference nset-difference set-exclusive-or nset-exclusive-or