The names from the system itself (the hosted v4's WORDS, plus the kernel's sk_v4_words[]); the stack notation and description in docs/reference/v4-dictionary.tsv, drafted from the source where it says (54 stacks, 105 descriptions), the rest to write. check refuses a missing, unfinished or stale entry. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01GE3SDvQn5EoxdGufk84zz2