Kibosh
verb'kaɪbɑʃ
Dictionary Validity
- Tournament Word List (TWL)
- Scrabble US
- Collins Scrabble Words (CSW21)
- Scrabble UK
- ENABLE Dictionary
- Words With Friends
- Combined US/UK Scrabble Dictionary
- SOWPODS
- North American Scrabble (NWL2020)
- NASPA
Source: Google Books Ngram Viewer (1800–2019)