In actual practice, slow and slowly are not used in quite the same way. Slow is almost always used with verbs that denote movement or action, and it regularly follows the verb it modifies.

SLOW meaning: 1. moving, happening, or doing something without much speed: 2. used to describe a film, book…. Learn more.

If you describe a situation, place, or activity as slow, you mean that it is not very exciting. Don't be faint-hearted when things seem a bit slow or boring. The island is too slow for her liking.

1. So as to fall behind the correct time or rate: The watch runs slow. 2. At a low speed: Go slow!

Slow definition: Allowing movement or action only at a low speed.

2 days ago · Adjective slow (comparative slower, superlative slowest) Taking a long time to move or go a short distance, or to perform an action; not quick in motion; proceeding at a low speed.

Dull; lacking spirit; deficient in liveliness or briskness: used of persons or things: as, the entertainment was very slow. Synonyms Delaying, lingering, deliberate.