From 3980cc7c38f043c53c9811078101d7a78de3f8d1 Mon Sep 17 00:00:00 2001
From: Miquel Sabaté Solà <mssola@mssola.com>
Date: Thu, 29 Jan 2026 22:03:10 +0100
Subject: words: allow the creation of irregular words
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Signed-off-by: Miquel Sabaté Solà <mssola@mssola.com>
---
 crates/cli/src/words.rs | 20 ++++++++++++++++++--
 lib/mihi/src/lib.rs     | 33 +++++++++++++++++++++++++++++++++
 2 files changed, 51 insertions(+), 2 deletions(-)

diff --git a/crates/cli/src/words.rs b/crates/cli/src/words.rs
index 953760a..cd0f1a0 100644
--- a/crates/cli/src/words.rs
+++ b/crates/cli/src/words.rs
@@ -250,6 +250,7 @@ fn prompt_conjugation(conjugation: Conjugation) -> Result<Conjugation, String> {
         Conjugation::Third,
         Conjugation::ThirdIo,
         Conjugation::Fourth,
+        Conjugation::Other,
     ];
     let idx = conjugation as usize - 1;
 
@@ -376,7 +377,20 @@ fn ask_for_word_based_on(enunciated: String, word: Word) -> Result<Word, String>
                 Err(_) => return Err("abort!".to_string()),
             }
         }
-        Category::Verb => String::from("verb"),
+        Category::Verb => {
+            if matches!(conjugation, Some(Conjugation::Other)) {
+                let options = vec![
+                    "sum", "possum", "eo", "volo", "nolo", "malo", "fero", "facio", "do", "inquam",
+                    "aio",
+                ];
+                match Select::new("Kind:", options).prompt() {
+                    Ok(kind) => kind.to_string(),
+                    Err(_) => return Err("abort!".to_string()),
+                }
+            } else {
+                "verb".to_string()
+            }
+        }
         _ => String::from("-"),
     };
 
@@ -968,7 +982,9 @@ fn show_info(word: Word) -> Result<(), String> {
 
     // Conjugation, declension + kind.
     match word.conjugation {
-        Some(ref conjugation) => println!("Conjugation: {}", conjugation),
+        Some(ref conjugation) => {
+            println!("Conjugation: {}", conjugation.display_with_kind(&word.kind))
+        }
         None => {
             if let Some(ref d) = word.declension {
                 if matches!(d, Declension::Other) {
diff --git a/lib/mihi/src/lib.rs b/lib/mihi/src/lib.rs
index e965fdf..f944b82 100644
--- a/lib/mihi/src/lib.rs
+++ b/lib/mihi/src/lib.rs
@@ -247,6 +247,12 @@ pub enum Conjugation {
     Third,
     ThirdIo,
     Fourth,
+
+    // The 'Other' conjugation is a container for a bunch of verbs like 'sum',
+    // 'volō', etc. That is, we expect the user to realize this is an irregular
+    // verb, and then we rely on the 'kind' column to determine which kind of
+    // irregular verb that is. This is better than enlarging a list of kinds of
+    // irregular verbs as it was done in the past.
     Other,
 }
 
@@ -284,6 +290,33 @@ impl std::fmt::Display for Conjugation {
     }
 }
 
+impl Conjugation {
+    /// Returns a String containing how a conjugation would be displayed by also
+    /// considering the given 'kind' identifier. This way we can display 'other'
+    /// conjugations in a more natural way.
+    pub fn display_with_kind(&self, kind: &str) -> String {
+        if !matches!(self, Conjugation::Other) {
+            return format!("{}", self);
+        }
+
+        match kind {
+            "sum" => "irregular; like 'sum, esse, fuī, futūrus'",
+            "possum" => "irregular; like 'possum, posse, potuī'",
+            "eo" => "irregular; like 'eō, īre, iī, itum'",
+            "volo" => "irregular; like 'volō, velle, voluī'",
+            "nolo" => "irregular; like 'nōlō, nōlle, nōluī'",
+            "malo" => "irregular; like 'mālō, mālle, māluī'",
+            "fero" => "irregular; like 'ferō, ferre, tulī, lātum'",
+            "facio" => "3rd (-iō variants) and suppletive; like 'faciō, facere, fēcī, factum'",
+            "do" => "1st; irregular short ă in most forms",
+            "inquam" => "irregular, highly defective",
+            "aio" => "3rd (-iō variants); highly defective",
+            _ => "other",
+        }
+        .to_string()
+    }
+}
+
 #[derive(Clone, Debug, Default)]
 pub enum Language {
     #[default]
-- 
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