Hard to fathom
The crossword clue "Hard to fathom" is answered by DEEP, a 4-letter entry. Used 20 times across 17 distinct years; most recently in 2024; first recorded in 1954. It appears in 11 publications in the xd corpus. Every figure on this page comes from the collection data itself, never from a guess.
The answer
DEEP
4 letters. See every clue for this answer on the DEEP answer page.
Used 20 times across 17 distinct years; most recently in 2024; first recorded in 1954. It appears in 11 publications in the xd corpus. Frequency and last-seen figures come from the xd crossword corpus only.
Other answers for this clue
The same clue has also been answered these ways in the xd corpus. Answers inside this collection link to their own answer page.
Other clues for DEEP
Every other clue in this collection answered by DEEP, most used first.
- Profound - used 297 times, most recently in 2026
- Thought-provoking - used 44 times, most recently in 2026
- Not shallow - used 27 times, most recently in 2025
- Abstruse - used 23 times, most recently in 2015
- Recondite - used 20 times, most recently in 2014
- Intense - used 17 times, most recently in 2013
- Like the Mariana Trench - used 17 times, most recently in 2026
- Hard to comprehend - used 16 times, most recently in 2018
- Like an abyss - used 15 times, most recently in 2026
- ___-dish pizza - used 14 times, most recently in 2025
- Opposite of shallow - used 14 times, most recently in 2026
- Low in pitch - used 13 times, most recently in 2026
- Heartfelt - used 12 times, most recently in 2025
- Like one end of a pool - used 12 times, most recently in 2024
- Abysmal - used 11 times, most recently in 2017
- Low-pitched - used 11 times, most recently in 2020
- Difficult to understand - used 10 times, most recently in 2023
- Not superficial - used 10 times, most recently in 2024
- "Star Trek: ___ Space Nine" - used 10 times, most recently in 2026
- "Take a ___ breath!" - used 9 times, most recently in 2025
- Insightful - used 8 times, most recently in 2024
- Like a billionaire's pockets - used 8 times, most recently in 2024
- Shallow's opposite - used 8 times, most recently in 2025
- Tough to fathom - used 8 times, most recently in 2021
- Adele's "Rolling in the ___" - used 7 times, most recently in 2026
- Heavy - used 7 times, most recently in 2024
- Thoughtful - used 7 times, most recently in 2026
- Word before "freeze" or "fry" - used 7 times, most recently in 2024
- Cavernous - used 6 times, most recently in 2024
- Chasmic - used 6 times, most recently in 2023
- Esoteric - used 6 times, most recently in 2008
- Kind of breath - used 6 times, most recently in 2024
- Like a bass voice - used 6 times, most recently in 2012
- Like one end of many pools - used 6 times, most recently in 2025
- Profoundly philosophical - used 6 times, most recently in 2017
- Seemingly bottomless - used 6 times, most recently in 2013
- Word with six or sea - used 6 times, most recently in 2025
Related clues
Clues in this collection of the same answer length that share a word with this clue, or match its answer pattern when no word is shared. Most used first.
- Hard to find - RARE, used 196 times
- Work hard - TOIL, used 183 times
- Working hard - ATIT, used 149 times
- Hard work - TOIL, used 73 times
- Hard to come by - RARE, used 67 times
- Study hard - CRAM, used 53 times
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