slow

Cause to proceed more slowly.

“The illness slowed him down”

Become slow or slower.

“Production slowed”

Lose velocity; move more slowly.

Not moving quickly; taking a comparatively long time.

“a slow walker”

“the slow lane of traffic”

So lacking in interest as to cause mental weariness.

Slow to learn or understand; lacking intellectual acuity.

“worked with the slow students”

(of business) not active or brisk.

“business is dull (or slow)”

At a slow tempo.

“the band played a slow waltz”

(used of timepieces) indicating a time earlier than the correct time.

“the clock is slow”

Of timepieces.

“the clock is almost an hour slow”

Without speed (`slow' is sometimes used informally for `slowly').

“he spoke slowly”

“please go slow so I can see the sights”