careful consideration
"a little deliberation would have deterred them"
The process by which something is weighed.
"The weighing of the cargo took longer than expected due to the heavy rain."
In plain English: Weighing is the act of finding out how heavy something is by putting it on a scale.
"The weighing took longer than expected because everyone was waiting for their turn on the scale."
Usage: Use weighing to describe the specific act of measuring an object's mass, such as waiting in line at the grocery store or checking luggage before a flight. Do not confuse this noun with weight itself; instead, use it when referring to the procedure rather than the resulting number on the scale.
present participle of weigh
"The captain was weighing his options before making a final decision on whether to dock early."
In plain English: Weighing means putting something on a scale to find out how heavy it is.
"She was weighing her options before making a decision."
That weighs or burdens.
"The constant worry about his debts was weighing heavily on his mind."