An act of scaling by the use of ladders (especially the walls of a fortification).

Roget 716: attack; assault, assault and battery; onset, onslaught, charge.    aggression, offense; incursion, inroad, invasion; irruption; outbreak; estrapade^†, ruade^†; coupe de main, sally, sortie, camisade^†, raid, foray; run at, run against; dead set at.    storm, storming; boarding, escalade^†; siege, investment, obsession^†, bombardment, cannonade.    fire, volley; platoon fire, file fire; fusillade; sharpshooting, broadside; raking fire, cross fire; volley of grapeshot, whiff of the grape, feu d'enfer [Fr.].    cut, thrust, lunge, pass, passado^†, carte and tierce [Fr.], home thrust; coupe de bec [Fr.]; kick, punch etc. (impulse) 276.    battue^†, razzia^†, Jacquerie, dragonnade^†; devastation etc. 162; eboulement [Fr.].    assailant, aggressor, invader.    base of operations, point of attack; echelon.    ... show more

Climb up and over.

Roget 305: ascend, rise, mount, arise, uprise; go up, get up, work one's way up, start up; shoot up, go into orbit; float up; bubble up; aspire.    climb, clamber, ramp, scramble, escalade^†, surmount; shin, shinny, shinney; scale, scale the heights.    [cause to go up] raise, elevate etc. 307.    go aloft, fly aloft; tower, soar, take off; spring up, pop up, jump up, catapult upwards, explode upwards; hover, spire, plane, swim, float, surge; leap etc. 309.    ... show more