Related Clues:
- Not threatening
- Gentle, as zoo animals
- Docile in disposition
- Sent a message about pet
- Dull morning following temperature close to heatwave
- Opposite of colorful
- Reading up Shakespeare is dull
- Lacking bite
- G-rated, say
- House-trained in flat?
- English runner turns up to train
- Not colorful at all
- Processed meat not wild
- Dreary poet returns
- Not racy