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“"Climb __!" (invitation from a tree house)”

The verified answer to the Newsday Crossword clue “"Climb __!" (invitation from a tree house)”, with letter-by-letter analysis and the full puzzle context for the Tuesday, December 9, 2025 puzzle.

Published · Down · 4 letters

Hints first

Letters 4
First letter O
Last letter P
O ? ? P

A 4-letter down entry from the Tuesday puzzle

The Answer

O N U P

The answer to “"Climb __!" (invitation from a tree house)” is ONUP

Letters 4
Direction Down
Published Dec 9, 2025

Letter analysis: the 4-letter answer

Vowels, consonants, and crossword construction notes
Unique 4 of 4 positions
Vowels 2 50% of word
Consonants 2 non-vowels
First letter O starts with

The clue “"Climb __!" (invitation from a tree house)” appeared in the Newsday Crossword on Tuesday, December 9, 2025 as a down entry. The verified answer is ONUP — a 4-letter word that begins with O and ends with P.

This answer contains 2 vowels and 2 consonants. The Newsday Crossword is published daily by Newsday on Long Island and edited by Stan Newman, whose Saturday Stumper is widely considered one of the toughest mainstream crosswords in print.

Other clues with the answer ONUP

ONUP has been used as the answer for these Newsday Crossword clues
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More clues from the December 9, 2025 puzzle

Tuesday Newsday Crossword
View full puzzle
Help oneself to 4 ℓ · D Affectionate greeting 4 ℓ · D Wicked 4 ℓ · D Hindu guru 5 ℓ · D Director's "We're all done" 10 ℓ · D Aussie bearlike beast 5 ℓ · A Wise advisor 6 ℓ · D Miles away 4 ℓ · D Recipe amt. 4 ℓ · A "Am so!" reply 6 ℓ · D No longer fashionable 5 ℓ · D Louisiana wetland 5 ℓ · D Jeans maker Strauss 4 ℓ · D Flower stalk 4 ℓ · A Thin and transparent 5 ℓ · D Gym class, for short 6 ℓ · D Take sides against 6 ℓ · A Heat up again 6 ℓ · D Brainy introverts 5 ℓ · A

Frequently asked questions about “"Climb __!" (invitation from a tree house)”

What is the answer to “"Climb __!" (invitation from a tree house)” in the Newsday Crossword?

The verified answer is ONUP — a 4-letter word that appeared as a down entry on Tuesday, December 9, 2025.

How many letters is the answer to “"Climb __!" (invitation from a tree house)”?

The answer ONUP contains 4 letters.

Was “"Climb __!" (invitation from a tree house)” an across or down clue?

This clue ran as a Down entry.

Is this site affiliated with Newsday?

No. This is an independent fan reference site — we are not affiliated with Newsday. The Newsday Crossword is a trademark of its respective owner. We solve and verify each Newsday Crossword puzzle manually before publishing the answer key.

"Climb __!" (invitation from a tree house) — Newsday Crossword Clue Answer | Newsday Crossword Answers