Related Clues:
- Enter a hot bath
- Gradually become noticeable
- Parallel-park, e.g
- Enter gradually, as water
- Gently acclimate
- Photobomb a lot from delegation
- Enter by sidling
- Acclimate gradually
- Sidle through, say
- Osmose, e.g
- Transition tentatively
- Smoothly take one's place
- Enter at the last minute
- Enter with caution
- Enter gingerly, as a hot tub