TOPPLE
tumble, topple
(verb) fall down, as if collapsing; “The tower of the World Trade Center tumbled after the plane hit it”
topple, tumble, tip
(verb) cause to topple or tumble by pushing
Source: WordNet® 3.1
Etymology
Verb
topple (third-person singular simple present topples, present participle toppling, simple past and past participle toppled)
(transitive) to push, throw over, overturn or overthrow something
(intransitive) to totter and fall, or to lean as if about to do so
Anagrams
• loppet
Source: Wiktionary
Top"ple, v. i. [imp. & p. p. Toppled; p. pr. & vb. n. Toppling.]
Etym: [From Top summit.]
Definition: To fall forward; to pitch or tumble down.
Though castles topple on their warders' heads. Shak.
Top"ple, v. t.
Definition: To throw down; to overturn.
He topple crags from the precipice. Longfellow.
Source: Webster’s Unabridged Dictionary 1913 Edition