Solutions When mastodons died off has 5 entries with similar clues
- 3-letter words
- snlwhence came dean and jeff, two ordinary men who happen to look like beavis and butt-head, briefly
- 4-letter words
- pyrewhence the phoenix
- 5-letter words
- ontapexpression meaning 'freely available whenever needed'
- 6-letter words
- on-tapAvailable whenever needed
- 9-letter words
- on-demandWhenever required