unobstructs

Removes the blockage

Unobstructs means to clear or remove a blockage from something, restoring free passage or flow.

A plumber unobstructs a drain; a surgeon unobstructs an artery.

The word is the straightforward opposite of obstruct, though clear or unblock appear more often in everyday speech: The medication unobstructs the airways.

physical

clears

Removes or vindicates

removes · dislodges · unplugs · uncorks · unclogs · liberates · releases · evacuates · empties · sweeps

medical

clears

Removes or vindicates

unblocks · flushes · irrigates · drains · stents · catheterizes · aspirates · decompresses · ventilates · expectorates

visual

reveals

Makes visible or known

unveils · parts · draws back · lifts · raises · discloses

procedural

facilitates

Makes more possible

smooths · eases · advances · permits · allows · authorizes · greenlights · approves · accelerates · simplifies

Opposites
blocking vs. clearing

unobstructsobstructs

Blocks or hinders

blocks · clogs · jams · impedes · barricades

Phrases
Family

unobstructed, unobstructive

Familiarity
Top 1,000,000
Profile
Used worldwide · Timeless · Everyday, not technical · Rated G