Synonyms of dammed

dammed 1 of 2

adjective

as in blocked

Related Words

• blocked
• choked
• clogged
• congested
• obstructed
• closed
• stopped (up)
• impassable
• jammed
• stuffed
• plugged (up)
• unpassable
• blockaded
• unnegotiable
• barricaded

Dissimilar Words

• navigable
• passable
• negotiable
• cleared
• clear
• open
• free
• unobstructed
• unstopped
• unclogged
• unclosed

dammed

2 of 2

verb

past tense of dam

1

as in obstructed

to prevent passage through by filling with something

ice floes were damming the river

Synonyms & Similar Words

• blocked
• obstructed
• jammed
• filled
• flooded
• choked
• clogged
• congested
• stuffed
• occluded
• stopped (up)
• clotted
• plugged (up)
• gummed (up)
• packed
• silted
• stoppered
• overwhelmed
• inundated
• corked
• spiled
• swamped
• bunged
• glutted
• gridlocked
• stoppled
• furred

Antonyms & Near Antonyms

• freed
• cleared
• opened (up)
• excavated
• unplugged
• unstopped
• emptied
• hollowed (out)
• unclogged
• unblocked
• scooped (out)
• lightened

2

as in filled

to close up so that no empty spaces remain

dam up the pipes

Synonyms & Similar Words

• filled
• packed
• plugged
• blocked
• sealed
• stuffed
• stopped
• bunged
• clogged
• obstructed
• jammed
• closed (off)
• occluded
• congested
• choked
• clotted
• caulked
• chinked
• repacked
• restuffed

Antonyms & Near Antonyms

• excavated
• scooped (out)
• hollowed (out)
• shoveled

Example Sentences

Recent Examples of dammed

Adjective

Across the Northern Hemisphere, migratory fish such as salmon, sturgeon and shad have suffered major losses because rivers have been dammed and polluted, while many populations were heavily overfished. — Zeb Hogan, The Conversation, 24 Mar. 2026

Legend has it that before the park was established, a young girl from a local settlement got lost in the woods in the area that later, when dammed, became Lake Fontana. — Graham Averill, Outside, 28 Oct. 2025

But over the years, the river had been dammed upstream, drying it up and killing the fish. — David Gelles, Time, 9 Sep. 2025

Verb

One theory is that the rock and ice briefly dammed the valley, allowing water to back up in the river. — Umesh Haritashya, The Conversation, 29 Aug. 2026

Rescue efforts were still ramping up Friday when a swollen glacial lake in the mountains upstream from the affected area, dammed up by debris and filling with meltwater, raised concerns of a possible new inundation looming. — Arshad R. Zargar, CBS News, 28 Aug. 2026

The deadly flash flood in Nepal on Wednesday likely was caused by a huge chunk of a glacier that broke off and temporarily dammed a river, according to preliminary investigations by scientists. — Terry Castleman, Los Angeles Times, 27 Aug. 2026

Creek bottoms, especially those dammed by beavers, often are good wallow locations. — Alex Robinson, Outdoor Life, 12 Aug. 2026

In 2021, the Beckwourth megafire scorched more than 105,000 acres north of California’s Lake Tahoe but spared a web of lush riparian corridors on the floodplain — sites where beavers had dammed and dug and developed before the blaze hit. — Shi En Kim, AZCentral.com, 18 July 2026

The water, too, was wild—the Allegheny and its tributaries had yet to be dammed, and Flag Swamp was noted as one of the last hideouts for beavers in the state. — Literary Hub, 10 June 2026

Morris grew up along the White River (a portion of which was dammed to create today’s Table Rock Lake) in the Ozarks, where fishing wasn’t just a pastime but a way of life. — Arati Menon, Condé Nast Traveler, 7 June 2026

According to the Lake Garda Improvement Association, in the 1920s Harry Battistoni bought small farms along the Burlington/Farmington border, dammed up a small brook, and created Lake Garda. — Chris John Amorosino, Hartford Courant, 13 Mar. 2026