We found 9 dictionaries that include the word regretfulness:

General (8 matching dictionaries)

1. regretfulness: Merriam-Webster.com [home, info]
2. regretfulness: Oxford Learner's Dictionaries [home, info]
3. regretfulness: Collins English Dictionary [home, info]
4. regretfulness: Wordnik [home, info]
5. regretfulness: Wiktionary [home, info]
6. regretfulness: Dictionary.com [home, info]
7. Regretfulness: Wikipedia, the Free Encyclopedia [home, info]
8. regretfulness: Dictionary/thesaurus [home, info]

Business (1 matching dictionary)

9. regretfulness: Legal dictionary [home, info]

(Note: See regret as well.)

Definitions from Wiktionary (regretfulness) ▸ noun:  The state or condition of being regretful.unregretfulness, regrettableness, unremorsefulness, remorsefulness, sorriness, reproachfulness, guiltiness, sorrowfulness, ruthfulness, contrition, more... ▸ Words similar to regretfulness ▸ Usage examples for regretfulness ▸ Idioms related to regretfulness ▸ Civic discussion about regretfulness (New!) ▸ Popular adjectives describing regretfulness ▸ Words that often appear near regretfulness ▸ Rhymes of regretfulness ▸ Invented words related to regretfulness