As a proper noun reconstruction

is a period of the history of the united states from 1865 to 1877, during which the nation tried to resolve the status of the ex-confederate states, the ex-confederate leaders, and the freedmen (ex-slaves) after the american civil war.

As a noun revolution is

revolution.

As nouns the difference between athiest and iconoclast

is that athiest is while iconoclast is one who destroys religious images or icons, especially an opponent of the orthodox church in the 8th and 9th centuries, or a puritan during the european reformation.

As verbs the difference between accord and corroborate

is that accord is (lb) to make to agree or correspond; to suit one thing to another; to adjust while corroborate is to confirm or support something with additional evidence; to attest or vouch for.

As a noun accord

is agreement or concurrence of opinion, will, or action.

As nouns the difference between photoheterotroph and chemoheterotroph

is that photoheterotroph is a heterotrophic organism that uses light for energy but cannot use carbon dioxide as its sole carbon source and thus uses organic compounds from the environment while chemoheterotroph is a chemotrophic heterotroph, one that must ingest organic building blocks that it is incapable of creating itself.

As nouns the difference between bootstrap and bootlace

is that bootstrap is a loop (leather or other material) sewn at the side or top rear of a boot to help in pulling the boot on while bootlace is a long lace for fastening boots.

As a verb bootstrap

is to help (oneself) without the aid of others.

As nouns the difference between volt and lighting

is that volt is volt (unit of measure) while lighting is the equipment used to provide illumination; the illumination so provided.

As nouns the difference between swaps and ponds

is that swaps is plural of lang=en while ponds is plural of lang=en.

As a verb swaps

is third-person singular of swap.

In transitive terms the difference between know and imagine

is that know is to understand (a subject) while imagine is to conjecture or guess.

In intransitive terms the difference between know and imagine

is that know is to be or become aware or cognizant while imagine is to use one's imagination.

As a noun know

is knowledge; the state of knowing.

As a noun kilogram

is in the international system of units, the base unit of mass; conceived of as the mass of one liter of water, and now defined as the mass of a specific cylinder of platinum-iridium alloy kept at the international bureau of weights and measures in france symbol: kg.

As a symbol mt is

.

As nouns the difference between instructions and regulations

is that instructions is plural of lang=en while regulations is plural of lang=en.