LinkedIn Crossclimb #668 Answer & Analysis 

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What connects DOOR to STOP in LinkedIn Pinpoint 668 — and why? We've got you covered! Try the hints first — you might crack it before the reveal.

Puzzle Number

668

Date

2026-02-27

Top

DOOR

Bottom

STOP

Answers for Clues

1.

One part of a list of instructions

••••••

2.

Type of animal known for growing antlers

••••••

3.

Opposite of shallow

••••••

4.

A person who takes action

••••••

5.

Leak out slowly

••••••

Word Ladder

DOOR
DOER
DEER
DEEP
SEEP
STEP
STOP

🧩 LinkedIn Crossclimb 668 Answer & Full Analysis

Middle Five Words (In Clue Order)

ClueAnswerAnalysis & Thought Process
One part of a list of instructionsSTEP"Instructions" in a list are called steps. It's a 4-letter word that connects to SEEP through a single-letter difference (E→T). SEEP → STEP: S-E-E-P vs S-T-E-P = E→T (1 letter) ✓
Type of animal known for growing antlersDEERDeer are the iconic antlered animals. It connects to DOER via O→E (1 letter), forming a key step in the ladder. DOER and DEER differ only in the second letter (O→E).
Opposite of shallowDEEPDirect antonym of shallow. Connects to DEER by changing R→P (1 letter), anchoring the middle portion of the ladder.
A person who takes actionDOERSomeone who acts rather than just thinks. It connects to DOOR (the top word) by changing O→E in the third position (D-O-O-R vs D-O-E-R = O→E, 1 letter), creating the entry point to the full ladder.
Leak out slowlySEEPLiquids leak out slowly when they seep. It connects to STEP (E→T, 1 letter), forming a crucial transition point in the ladder.

Step-by-Step Verification

  • DOOR → DOER (O→E) ✅
  • DOER → DEER (O→E) ✅
  • DEER → DEEP (R→P) ✅
  • DEEP → SEEP (D→S) ✅
  • SEEP → STEP (E→T) ✅
  • STEP → STOP (E→O) ✅

All steps strictly follow the one-letter difference rule, forming a smooth middle ladder.


Top & Bottom Rows

Clue: "The top + bottom rows = A compound word for an item used after entering a closed room to keep the entryway open for others. Keep in mind: The first word may be at the bottom."

  • Top: DOOR
  • Bottom: STOP

Connections to the ladder:

  • DOOR → DOOR (O→E) - Wait, let me verify: DOOR vs DOER = D-O-O-R vs D-O-E-R, the third letter changes from O to E ✅
  • STEP → STOP (E→O) ✅

Full Ladder

DOOR DOER DEER DEEP SEEP STEP STOP

Alliterative Phrase:

DOORSTOP

This creates the compound word DOORSTOP - an item used after entering a closed room to keep the entryway open for others.


Lessons Learned From Crossclimb 668

1. Consider both directions when building the ladder
The clue explicitly states "the first word may be at the bottom," meaning we should test connections from both the top (DOOR) and bottom (STOP) to find the valid path.

2. Verify each letter change individually
DOOR to DOER changes only the third letter (O→E), demonstrating why checking each position matters.

3. Look for semantic connections in the clue
The compound word DOORSTOP describes a physical object, which helps anchor the puzzle's theme.

4. Use the clue's hints about word order
"The first word may be at the bottom" is a critical hint that STEP connects to STOP, not the other way around.

5. Build systematic letter-change maps
Mapping all possible one-letter transformations between the given answers helps identify the correct sequence.


FAQ

Q1: How did we know to start from STEP → STOP instead of STOP → STEP?
The clue explicitly states "the first word may be at the bottom." This hints that the ladder might flow upward from STOP to STEP, which we verified: STOP → STEP changes only the second letter (O→E).

Q2: Why is DOORSTOP the answer?
The compound word DOORSTOP fits the clue perfectly: it's an item (a doorstop) used after entering a closed room to keep the entryway open for others. The top row DOOR and bottom row STOP combine to form this meaningful compound word.

Q3: What makes this puzzle tricky?
The challenge lies in recognizing that the ladder can flow in either direction. Many solvers might assume the ladder always goes from top to bottom, but this puzzle requires testing both directions to find valid one-letter connections.

Q4: How do we verify the ladder is correct?
Each adjacent pair must differ by exactly one letter. We verified: DOOR→DOER (O→E), DOER→DEER (O→E), DEER→DEEP (R→P), DEEP→SEEP (D→S), SEEP→STEP (E→T), STEP→STOP (E→O).


Crossclimb 668 Answer Summary

Middle Ladder:

DOER DEER DEEP SEEP STEP

Full Ladder with Top & Bottom Rows:

DOOR DOER DEER DEEP SEEP STEP STOP

Alliterative Phrase:

DOORSTOP

This puzzle demonstrates the importance of reading clues carefully for directional hints and systematically verifying each letter transformation to build a valid word ladder.