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She left the house without her keys.
She didn't have her keys when she left.
Not having or including something; lacking
The recipe calls for sugar, but you can make it without.
You don't need to add sugar to the recipe.
He spoke without hesitation.
He spoke confidently, without pausing.
Often used to describe absence or exclusion of something.
Use 'without' to describe absence or exclusion, often followed by a noun or gerund.
Do not confuse 'without' with 'with'—they have opposite meanings.
'Without' is always followed by a noun or gerund, never a verb in its base form.
From Middle English 'withoute', from Old English 'wīþūtan', from Proto-Germanic 'wīþr' (against) + 'ūtan' (outside).
Can be used as a preposition or adverb. Often followed by a noun or gerund.