The Lexicon Obscura
Words Nobody Uses
(But Everyone Should)
(But Everyone Should)
Still going. Still finding words. Still no regrets.
Vol. 6 · Thirty words by the end of this page. The rabbit hole deepens.
Some weeks the words arrive and they are merely interesting. This is not one of those weeks. This week’s five have been selected on a single criterion: each one describes something you have definitely experienced, probably recently, and almost certainly never had a word for. Read carefully. You may feel seen in a way you did not anticipate.
You were warned.
This Week’s Specimens
Rückkehrunruhe
/ˈrʏk.keːɐ̯.ʊnˌruː.ə/
noun
emotion
coined
German-ish
The feeling, on returning from a trip, that your life is moving while you were standing still.
The restless, faintly unsettling feeling that comes with returning home from a trip — when the life you left behind has somehow continued without you, when your old routines feel briefly strange, and when the person who left and the person who returned are not quite the same. The trip changed something. Home hasn’t noticed. The gap between those two facts is rückkehrunruhe.
Example
“Back at her desk on Monday morning, she felt the rückkehrunruhe settle in — the trip was over, the inbox was full, and the person she’d been for two weeks abroad had nowhere left to go.”
Origin
Coined by John Koenig in The Dictionary of Obscure Sorrows, constructed to resemble a German compound: Rückkehr (return) + Unruhe (restlessness, unease). Grammatically plausible. Emotionally precise.
Rarity
●●●●●
You have felt this every time you’ve come home from somewhere worth going. Now you can name it.
Ultracrepidarian
/ˌʌl.trə.krep.ɪˈdeər.i.ən/
noun / adj.
behavior
Latin
Someone who offers opinions confidently on subjects they know nothing about. You know several.
A person who gives opinions and advice beyond their area of knowledge or competence — particularly one who does so with great confidence. The office colleague who has strong views on the engineering decision despite being in sales. The relative at dinner who has definitive opinions about foreign policy. The comment section of any article on any topic. The word is long, which is appropriate: it takes a certain amount of confidence to be an ultracrepidarian, and the word should reflect that.
Example
“He was a cheerful ultracrepidarian — equally confident about economics, nutrition, and the correct way to load a dishwasher, despite expertise in none of these areas.”
Origin
From the Latin ultra (beyond) and crepida (sandal). Derived from the story of the painter Apelles, who accepted a cobbler’s criticism of his shoe but dismissed his opinions on the rest of the painting with the phrase ne sutor ultra crepidam — cobbler, not above the sandal.
Rarity
●●●●●
The word is long enough that deploying it mid-argument buys you several seconds. Use them wisely.
Chrysalism
/ˈkrɪs.ə.lɪz.əm/
noun
emotion
coined
The tranquil pleasure of being indoors during a storm — safe, warm, listening to rain on the windows.
The amniotic tranquility of being inside during a thunderstorm — cocooned indoors while the weather does its worst outside. The sound of rain against glass. The low rumble of thunder in the distance. The particular coziness that only exists in contrast to what’s happening outside. You are warm. The storm is not. This gap is the entire point, and chrysalism is the word for the feeling it produces.
Example
“She had nowhere to be and a storm outside the window — a perfect chrysalism, the kind of afternoon that feels almost unfairly good.”
Origin
Coined by John Koenig in The Dictionary of Obscure Sorrows, from the Greek chrysalis — the protective casing a caterpillar builds around itself during transformation. The metaphor is exact: enclosed, safe, quietly becoming something.
Rarity
●●●●●
One of the finest feelings available to a human being. Now it has a name. You are welcome.
Recumbentibus
/rɪˌkʌm.ˈbɛn.tɪ.bəs/
noun
language
Latin
A knockout blow delivered in words — the perfect retort that ends an argument completely.
A word or phrase that delivers a decisive, finishing blow in an argument — the perfect comeback that leaves the other person with nothing left to say. Not a cheap insult. Not shouting. The specific kind of remark that is so accurate, so well-timed, and so complete that the conversation simply cannot continue afterward. Everyone has experienced being on the receiving end of a recumbentibus. Far fewer have had the presence of mind to deliver one.
Example
“She had been searching for the right response for ten minutes, and when it finally arrived, it was a recumbentibus — one sentence that closed the entire debate.”
Origin
From the Latin recumbere (to fall back, to lie down) — suggesting the blow that makes the opponent lie down. Used in English from at least the 17th century, then largely abandoned, which seems like a waste.
Rarity
●●●●●
The perfect comeback always arrives twenty minutes too late. At least now it has a name.
Epistolary
/ɪˈpɪs.tə.lər.i/
adjective
literature
Latin
Of or relating to letters — written correspondence as a form, an art, or a way of knowing someone.
Relating to letters or the writing of letters. In literature, an epistolary novel is one told entirely through correspondence — letters, diary entries, messages. In life, an epistolary friendship is one conducted primarily in writing, sometimes across great distances, where the letters themselves become the relationship. There is a case to be made that you know someone better through their letters than through their presence — that writing strips away performance in ways that conversation cannot. The epistolary form is built on that case.
Example
“Their friendship was entirely epistolary — they had met once, years ago, and everything since had been conducted through long, careful letters that neither of them could have managed in person.”
Origin
From the Latin epistola (letter), itself from the Greek epistole (message, command). Has been in English since the 15th century. Most relevant in an age when writing, however informal, has become the primary mode of human communication — whether anyone admits it or not.
Rarity
●●●●●
You are living an epistolary life right now. You just weren’t calling it that.
· · · ✦ · · ·
Thirty words. Six volumes.
The language keeps going. So do we.
Vol. 7 next week. More words that have been waiting.
They are very patient.
The language keeps going. So do we.
Vol. 7 next week. More words that have been waiting.
They are very patient.
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