swiftly

As adverbs the difference between swiftly and fastly

is that swiftly is in a swift manner; quickly; with quick motion or velocity; fleetly while fastly is securely or fastly can be quickly.

Swiftly is a related term of like_a_flash.

Swiftly is a related term of posthaste.

As adverbs the difference between swiftly and posthaste

is that swiftly is in a swift manner; quickly; with quick motion or velocity; fleetly while posthaste is quickly, as fast as someone travelling post; with great speed.

As a noun posthaste is

.

As adverbs the difference between swiftly and readily

is that swiftly is in a swift manner; quickly; with quick motion or velocity; fleetly while readily is without unwillingness or hesitation; showing readiness.

As adverbs the difference between timely and swiftly

is that timely is (archaic) in good time; early, quickly while swiftly is in a swift manner; quickly; with quick motion or velocity; fleetly.

As an adjective timely

is done at the proper time.

As adverbs the difference between swiftly and briefly

is that swiftly is in a swift manner; quickly; with quick motion or velocity; fleetly while briefly is in a brief manner, summarily.

As adverbs the difference between shrewdly and swiftly

is that shrewdly is in a shrewd manner while swiftly is in a swift manner; quickly; with quick motion or velocity; fleetly.

As adverbs the difference between abruptly and swiftly

is that abruptly is in an abrupt manner; without giving notice, or without the usual forms; suddenly; precipitously while swiftly is in a swift manner; quickly; with quick motion or velocity; fleetly.

As adverbs the difference between wildly and swiftly

is that wildly is in a wild, uncontrolled manner while swiftly is in a swift manner; quickly; with quick motion or velocity; fleetly.

As an adjective eager

is (obsolete) sharp; sour; acid.

As a noun eager

is (tidal bore).

As an adverb swiftly is

in a swift manner; quickly; with quick motion or velocity; fleetly.